Publications

Displaying 301 - 400 of 1732
  • Dingemanse, M. (2009). The enduring spoken word [Comment on Oard 2008]. Science, 323(5917), 1010-1011. doi:10.1126/science.323.5917.1010b.
  • Dingemanse, M., Rossi, G., & Floyd, S. (2017). Place reference in story beginnings: a cross-linguistic study of narrative and interactional affordances. Language in Society, 46(2), 129-158. doi:10.1017/S0047404516001019.

    Abstract

    People often begin stories in conversation by referring to person, time, and place. We study story beginnings in three societies and find place reference is recurrently used to (i) set the stage, foreshadowing the type of story and the kind of response due, and to (ii) make the story cohere, anchoring elements of the developing story. Recipients orient to these interactional affordances of place reference by responding in ways that attend to the relevance of place for the story and by requesting clarification when references are incongruent or noticeably absent. The findings are based on 108 story beginnings in three unrelated languages: Cha’palaa, a Barbacoan language of Ecuador; Northern Italian, a Romance language of Italy; and Siwu, a Kwa language of Ghana. The commonalities suggest we have identified generic affordances of place reference, and that storytelling in conversation offers a robust sequential environment for systematic comparative research on conversational structures.
  • Dingemanse, M. (2009). The selective advantage of body-part terms. Journal of Pragmatics, 41(10), 2130-2136. doi:10.1016/j.pragma.2008.11.008.

    Abstract

    This paper addresses the question why body-part terms are so often used to talk about other things than body parts. It is argued that the strategy of falling back on stable common ground to maximize the chances of successful communication is the driving force behind the selective advantage of body-part terms. The many different ways in which languages may implement this universal strategy suggest that, in order to properly understand the privileged role of the body in the evolution of linguistic signs, we have to look beyond the body to language in its socio-cultural context. A theory which acknowledges the interacting influences of stable common ground and diversified cultural practices on the evolution of linguistic signs will offer the most explanatory power for both universal patterns and language-specific variation.
  • Dittmar, N., Reich, A., Skiba, R., Schumacher, M., & Terborg, H. (1990). Die Erlernung modaler Konzepte des Deutschen durch erwachsene polnische Migranten: Eine empirische Längsschnittstudie. Informationen Deutsch als Fremdsprache: Info DaF, 17(2), 125-172.
  • Dolscheid, S., Hunnius, S., Casasanto, D., & Majid, A. (2014). Prelinguistic infants are sensitive to space-pitch associations found across cultures. Psychological Science, 25(6), 1256-1261. doi:10.1177/0956797614528521.

    Abstract

    People often talk about musical pitch using spatial metaphors. In English, for instance, pitches can be “high” or “low” (i.e., height-pitch association), whereas in other languages, pitches are described as “thin” or “thick” (i.e., thickness-pitch association). According to results from psychophysical studies, metaphors in language can shape people’s nonlinguistic space-pitch representations. But does language establish mappings between space and pitch in the first place, or does it only modify preexisting associations? To find out, we tested 4-month-old Dutch infants’ sensitivity to height-pitch and thickness-pitch mappings using a preferential-looking paradigm. The infants looked significantly longer at cross-modally congruent stimuli for both space-pitch mappings, which indicates that infants are sensitive to these associations before language acquisition. The early presence of space-pitch mappings means that these associations do not originate from language. Instead, language builds on preexisting mappings, changing them gradually via competitive associative learning. Space-pitch mappings that are language-specific in adults develop from mappings that may be universal in infants.
  • Drijvers, L., Vaitonyte, J., & Ozyurek, A. (2019). Degree of language experience modulates visual attention to visible speech and iconic gestures during clear and degraded speech comprehension. Cognitive Science, 43: e12789. doi:10.1111/cogs.12789.

    Abstract

    Visual information conveyed by iconic hand gestures and visible speech can enhance speech comprehension under adverse listening conditions for both native and non‐native listeners. However, how a listener allocates visual attention to these articulators during speech comprehension is unknown. We used eye‐tracking to investigate whether and how native and highly proficient non‐native listeners of Dutch allocated overt eye gaze to visible speech and gestures during clear and degraded speech comprehension. Participants watched video clips of an actress uttering a clear or degraded (6‐band noise‐vocoded) action verb while performing a gesture or not, and were asked to indicate the word they heard in a cued‐recall task. Gestural enhancement was the largest (i.e., a relative reduction in reaction time cost) when speech was degraded for all listeners, but it was stronger for native listeners. Both native and non‐native listeners mostly gazed at the face during comprehension, but non‐native listeners gazed more often at gestures than native listeners. However, only native but not non‐native listeners' gaze allocation to gestures predicted gestural benefit during degraded speech comprehension. We conclude that non‐native listeners might gaze at gesture more as it might be more challenging for non‐native listeners to resolve the degraded auditory cues and couple those cues to phonological information that is conveyed by visible speech. This diminished phonological knowledge might hinder the use of semantic information that is conveyed by gestures for non‐native compared to native listeners. Our results demonstrate that the degree of language experience impacts overt visual attention to visual articulators, resulting in different visual benefits for native versus non‐native listeners.

    Additional information

    Supporting information
  • Drijvers, L., Van der Plas, M., Ozyurek, A., & Jensen, O. (2019). Native and non-native listeners show similar yet distinct oscillatory dynamics when using gestures to access speech in noise. NeuroImage, 194, 55-67. doi:10.1016/j.neuroimage.2019.03.032.

    Abstract

    Listeners are often challenged by adverse listening conditions during language comprehension induced by external factors, such as noise, but also internal factors, such as being a non-native listener. Visible cues, such as semantic information conveyed by iconic gestures, can enhance language comprehension in such situations. Using magnetoencephalography (MEG) we investigated whether spatiotemporal oscillatory dynamics can predict a listener's benefit of iconic gestures during language comprehension in both internally (non-native versus native listeners) and externally (clear/degraded speech) induced adverse listening conditions. Proficient non-native speakers of Dutch were presented with videos in which an actress uttered a degraded or clear verb, accompanied by a gesture or not, and completed a cued-recall task after every video. The behavioral and oscillatory results obtained from non-native listeners were compared to an MEG study where we presented the same stimuli to native listeners (Drijvers et al., 2018a). Non-native listeners demonstrated a similar gestural enhancement effect as native listeners, but overall scored significantly slower on the cued-recall task. In both native and non-native listeners, an alpha/beta power suppression revealed engagement of the extended language network, motor and visual regions during gestural enhancement of degraded speech comprehension, suggesting similar core processes that support unification and lexical access processes. An individual's alpha/beta power modulation predicted the gestural benefit a listener experienced during degraded speech comprehension. Importantly, however, non-native listeners showed less engagement of the mouth area of the primary somatosensory cortex, left insula (beta), LIFG and ATL (alpha) than native listeners, which suggests that non-native listeners might be hindered in processing the degraded phonological cues and coupling them to the semantic information conveyed by the gesture. Native and non-native listeners thus demonstrated similar yet distinct spatiotemporal oscillatory dynamics when recruiting visual cues to disambiguate degraded speech.

    Additional information

    1-s2.0-S1053811919302216-mmc1.docx
  • Drijvers, L., & Ozyurek, A. (2017). Visual context enhanced: The joint contribution of iconic gestures and visible speech to degraded speech comprehension. Journal of Speech, Language, and Hearing Research, 60, 212-222. doi:10.1044/2016_JSLHR-H-16-0101.

    Abstract

    Purpose This study investigated whether and to what extent iconic co-speech gestures contribute to information from visible speech to enhance degraded speech comprehension at different levels of noise-vocoding. Previous studies of the contributions of these 2 visual articulators to speech comprehension have only been performed separately.

    Method Twenty participants watched videos of an actress uttering an action verb and completed a free-recall task. The videos were presented in 3 speech conditions (2-band noise-vocoding, 6-band noise-vocoding, clear), 3 multimodal conditions (speech + lips blurred, speech + visible speech, speech + visible speech + gesture), and 2 visual-only conditions (visible speech, visible speech + gesture).

    Results Accuracy levels were higher when both visual articulators were present compared with 1 or none. The enhancement effects of (a) visible speech, (b) gestural information on top of visible speech, and (c) both visible speech and iconic gestures were larger in 6-band than 2-band noise-vocoding or visual-only conditions. Gestural enhancement in 2-band noise-vocoding did not differ from gestural enhancement in visual-only conditions.
  • Drozdova, P., Van Hout, R., & Scharenborg, O. (2017). L2 voice recognition: The role of speaker-, listener-, and stimulus-related factors. The Journal of the Acoustical Society of America, 142(5), 3058-3068. doi:10.1121/1.5010169.

    Abstract

    Previous studies examined various factors influencing voice recognition and learning with mixed results. The present study investigates the separate and combined contribution of these various speaker-, stimulus-, and listener-related factors to voice recognition. Dutch listeners, with arguably incomplete phonological and lexical knowledge in the target language, English, learned to recognize the voice of four native English speakers, speaking in English, during four-day training. Training was successful and listeners' accuracy was shown to be influenced by the acoustic characteristics of speakers and the sound composition of the words used in the training, but not by lexical frequency of the words, nor the lexical knowledge of the listeners or their phonological aptitude. Although not conclusive, listeners with a lower working memory capacity seemed to be slower in learning voices than listeners with a higher working memory capacity. The results reveal that speaker-related, listener-related, and stimulus-related factors accumulate in voice recognition, while lexical information turns out not to play a role in successful voice learning and recognition. This implies that voice recognition operates at the prelexical processing level.
  • Drude, S., Trilsbeek, P., Sloetjes, H., & Broeder, D. (2014). Best practices in the creation, archiving and dissemination of speech corpora at the Language Archive. In S. Ruhi, M. Haugh, T. Schmidt, & K. Wörner (Eds.), Best Practices for Spoken Corpora in Linguistic Research (pp. 183-207). Newcastle upon Tyne: Cambridge Scholars Publishing.
  • Drude, S., Awete, W., & Aweti, A. (2019). A ortografia da língua Awetí. LIAMES: Línguas Indígenas Americanas, 19: e019014. doi:10.20396/liames.v19i0.8655746.

    Abstract

    Este trabalho descreve e fundamenta a ortografia da língua Awetí (Tupí, Alto Xingu/mt), com base na análise da estrutura fonológica e gramatical do Awetí. A ortografia é resultado de um longo trabalho colaborativo entre os três autores, iniciado em 1998. Ela não define apenas um alfabeto (a representação das vogais e das consoantes da língua), mas também aborda a variação interna, ressilabificação, lenição, palatalização e outros processos (morfo‑)fonológicos. Tanto a representação escrita da oclusiva glotal, quanto as consequências ortográficas da harmonia nasal receberam uma atenção especial. Apesar de o acento lexical não ser ortograficamente marcado em Awetí, a grande maioria dos afixos e partículas é abordada considerando o acento e sua interação com morfemas adjacentes, ao mesmo tempo determinando as palavras ortográficas. Finalmente foi estabelecida a ordem alfabética em que dígrafos são tratados como sequências de letras, já a oclusiva glotal ⟨ʼ⟩ é ignorada, facilitando o aprendizado do Awetí. A ortografia tal como descrita aqui tem sido usada por aproximadamente dez anos na escola para a alfabetização em Awetí, com bons resultados obtidos. Acreditamos que vários dos argumentos aqui levantados podem ser produtivamente transferidos para outras línguas com fenômenos semelhantes (a oclusiva glotal como consoante, harmonia nasal, assimilação morfo-fonológica, etc.).
  • Drude, S. (2006). Documentação lingüística: O formato de anotação de textos. Cadernos de Estudos Lingüísticos, 35, 27-51.

    Abstract

    This paper presents the methods of language documentation as applied in the Awetí Language Documentation Project, one of the projects in the Documentation of Endangered Languages Programme (DOBES). It describes the steps of how a large digital corpus of annotated multi-media data is built. Special attention is devoted to the format of annotation of linguistic data. The Advanced Glossing format is presented and justified
  • Drude, S. (2002). Fala masculina e feminina em Awetí. In A. D. Rodrigues, & A. S. A. C. Cabral (Eds.), Línguas indígenas Brasileiras: Fonologia, gramática e história. (Atas do I Encontro Internacional do Grupo de Trabalho sobre Línguas Indígenas da ANPOLL). vol. 1 (pp. 177-190). Belém: EDUFPA.
  • Drude, S. (2009). Nasal harmony in Awetí ‐ A declarative account. ReVEL - Revista Virtual de Estudos da Linguagem, (3). Retrieved from http://www.revel.inf.br/en/edicoes/?mode=especial&id=16.

    Abstract

    This article describes and analyses nasal harmony (or spreading of nasality) in Awetí. It first shows generally how sounds in prefixes adapt to nasality or orality of stems, and how nasality in stems also ‘extends’ to the left. With abstract templates we show which phonetically nasal or oral sequences are possible in Awetí (focusing on stops, pre-nasalized stops and nasals) and which phonological analysis is appropriate for account for this regularities. In Awetí, there are intrinsically nasal and oral vowels and ‘neutral’ vowels which adapt phonetically to a following vowel or consonant, as is the case of sonorant consonants. Pre-nasalized stops such as “nt” are nasalized variants of stops, not post-oralized variants of nasals as in Tupí-Guaranian languages. For nasals and stops in syllable coda (end of morphemes), we postulate arqui-phonemes which adapt to the preceding vowel or a following consonant. Finally, using a declarative approach, the analysis formulates ‘rules’ (statements) which account for the ‘behavior’ of nasality in Awetí words, making use of “structured sequences” on both the phonetic and phonological levels. So, each unit (syllable, morpheme, word etc.) on any level has three components, a sequence of segments, a constituent structure (where pre-nasalized stops, like diphthongs, correspond to two segments), and an intonation structure. The statements describe which phonetic variants can be combined (concatenated) with which other variants, depending on their nasality or orality.
  • Drude, S. (2006). On the position of the Awetí language in the Tupí family. In W. Dietrich, & H. Symeonidis (Eds.), Guarani y "Maweti-Tupi-Guarani. Estudios historicos y descriptivos sobre una familia lingüistica de America del Sur (pp. 11-45). Berlin: LIT Verlag.

    Abstract

    Conclusion In this study we have examined the evidence for the exact genetic position of the Awetí language in the large Tupí family, especially evidence for an internal classification of the larger branch of Tupí called “Mawetí-Guaraní” which comprises the Tupí-Guaraní family, Awetí and Sateré-Mawé. As it turns out, we did not find any clear example of an uncommon sound change which would have happened after the separation of the antecessor of one branch but before the split between the other two. There is some just probability that Awetí belongs somewhat closer to Tupí-Guaraní within Mawetí-Guaraní (configuration A in Table 1), but we did not find any conclusive evidence. All we have are some weak indications the majority of which, however, point in this direction: • a higher number of cognates found between Awetí and proto-Tupí-Guarani; • lexicostatistic results (number of cognates in a 100-item-word-list proposed by Swadesh); • loss of long vowels in Awetí and Tupí-Guaraní, but not in Sateré-Mawé; • some sound changes suggest that in the development to Awetí and to proto-Tupí-Guaraní velar segments changes to dental segments (cf. the discussion of the correspondence set j : t : w); • possibly some of the correspondence sets given in Table 20. We consider it to be too soon to conclude that there is a branch Awetí + Tupí-Guaraní of Mawetí-Guaraní, opposed to Sateré-Mawé, but if there is any grouping, this hypothesis is most promising. 29
  • Drude, S. (2014). Reduplication as a tool for morphological and phonological analysis in Awetí. In G. G. Gómez, & H. Van der Voort (Eds.), Reduplication in Indigenous languages of South America (pp. 185-216). Leiden: Brill.
  • Drude, S., Broeder, D., & Trilsbeek, P. (2014). The Language Archive and its solutions for sustainable endangered languages corpora. Book 2.0, 4, 5-20. doi:10.1386/btwo.4.1-2.5_1.

    Abstract

    Since the late 1990s, the technical group at the Max-Planck-Institute for Psycholinguistics has worked on solutions for important challenges in building sustainable data archives, in particular, how to guarantee long-time-availability of digital research data for future research. The support for the well-known DOBES (Documentation of Endangered Languages) programme has greatly inspired and advanced this work, and lead to the ongoing development of a whole suite of tools for annotating, cataloguing and archiving multi-media data. At the core of the LAT (Language Archiving Technology) tools is the IMDI metadata schema, now being integrated into a larger network of digital resources in the European CLARIN project. The multi-media annotator ELAN (with its web-based cousin ANNEX) is now well known not only among documentary linguists. We aim at presenting an overview of the solutions, both achieved and in development, for creating and exploiting sustainable digital data, in particular in the area of documenting languages and cultures, and their interfaces with related other developments
  • Duffield, N., Matsuo, A., & Roberts, L. (2009). Factoring out the parallelism effect in VP-ellipsis: English vs. Dutch contrasts. Second Language Research, 25, 427-467. doi:10.1177/0267658309349425.

    Abstract

    Previous studies, including Duffield and Matsuo (2001; 2002; 2009), have demonstrated second language learners’ overall sensitivity to a parallelism constraint governing English VP-ellipsis constructions: like native speakers (NS), advanced Dutch, Spanish and Japanese learners of English reliably prefer ellipsis clauses with structurally parallel antecedents over those with non-parallel antecedents. However, these studies also suggest that, in contrast to English native speakers, L2 learners’ sensitivity to parallelism is strongly influenced by other non-syntactic formal factors, such that the constraint applies in a comparatively restricted range of construction-specific contexts. This article reports a set of follow-up experiments — from both computer-based as well as more traditional acceptability judgement tasks — that systematically manipulates these other factors. Convergent results from these tasks confirm a qualitative difference in the judgement patterns of the two groups, as well as important differences between theoreticians’ judgements and those of typical native speakers. We consider the implications of these findings for theories of ultimate attainment in second language acquisition (SLA), as well as for current theoretical accounts of ellipsis.
  • Dunn, M., Reesink, G., & Terrill, A. (2002). The East Papuan languages: A preliminary typological appraisal. Oceanic Linguistics, 41(1), 28-62.

    Abstract

    This paper examines the Papuan languages of Island Melanesia, with a view to considering their typological similarities and differences. The East Papuan languages are thought to be the descendants of the languages spoken by the original inhabitants of Island Melanesia, who arrived in the area up to 50,000 years ago. The Oceanic Austronesian languages are thought to have come into the area with the Lapita peoples 3,500 years ago. With this historical backdrop in view, our paper seeks to investigate the linguistic relationships between the scattered Papuan languages of Island Melanesia. To do this, we survey various structural features, including syntactic patterns such as constituent order in clauses and noun phrases and other features of clause structure, paradigmatic structures of pronouns, and the structure of verbal morphology. In particular, we seek to discern similarities between the languages that might call for closer investigation, with a view to establishing genetic relatedness between some or all of the languages. In addition, in examining structural relationships between languages, we aim to discover whether it is possible to distinguish between original Papuan elements and diffused Austronesian elements of these languages. As this is a vast task, our paper aims merely to lay the groundwork for investigation into these and related questions.
  • Dunn, M. (2009). Contact and phylogeny in Island Melanesia. Lingua, 11(11), 1664-1678. doi:10.1016/j.lingua.2007.10.026.

    Abstract

    This paper shows that despite evidence of structural convergence between some of the Austronesian and non-Austronesian (Papuan) languages of Island Melanesia, statistical methods can detect two independent genealogical signals derived from linguistic structural features. Earlier work by the author and others has presented a maximum parsimony analysis which gave evidence for a genealogical connection between the non-Austronesian languages of island Melanesia. Using the same data set, this paper demonstrates for the non-statistician the application of more sophisticated statistical techniques—including Bayesian methods of phylogenetic inference, and shows that the evidence for common ancestry is if anything stronger than originally supposed.
  • Dunn, M. (2014). [Review of the book Evolutionary Linguistics by April McMahon and Robert McMahon]. American Anthropologist, 116(3), 690-691.
  • Dunn, M. (2006). [Review of the book Comparative Chukotko-Kamchatkan dictionary by Michael Fortescue]. Anthropological Linguistics, 48(3), 296-298.
  • Dunn, M. (2014). Gender determined dialect variation. In G. G. Corbett (Ed.), The expression of gender (pp. 39-68). Berlin: De Gruyter.
  • Dunn, M. (2014). Language phylogenies. In C. Bowern, & B. Evans (Eds.), The Routledge handbook of historical linguistics (pp. 190-211). London: Routlege.
  • Eaves, L. J., St Pourcain, B., Smith, G. D., York, T. P., & Evans, D. M. (2014). Resolving the Effects of Maternal and Offspring Genotype on Dyadic Outcomes in Genome Wide Complex Trait Analysis (“M-GCTA”). Behavior Genetics, 44(5), 445-455. doi:10.1007/s10519-014-9666-6.

    Abstract

    Genome wide complex trait analysis (GCTA) is extended to include environmental effects of the maternal genotype on offspring phenotype (“maternal effects”, M-GCTA). The model includes parameters for the direct effects of the offspring genotype, maternal effects and the covariance between direct and maternal effects. Analysis of simulated data, conducted in OpenMx, confirmed that model parameters could be recovered by full information maximum likelihood (FIML) and evaluated the biases that arise in conventional GCTA when indirect genetic effects are ignored. Estimates derived from FIML in OpenMx showed very close agreement to those obtained by restricted maximum likelihood using the published algorithm for GCTA. The method was also applied to illustrative perinatal phenotypes from ~4,000 mother-offspring pairs from the Avon Longitudinal Study of Parents and Children. The relative merits of extended GCTA in contrast to quantitative genetic approaches based on analyzing the phenotypic covariance structure of kinships are considered.
  • Eibl-Eibesfeldt, I., Senft, B., & Senft, G. (1998). Trobriander (Ost-Neuguinea, Trobriand Inseln, Kaile'una) Fadenspiele 'ninikula'. In Ethnologie - Humanethologische Begleitpublikationen von I. Eibl-Eibesfeldt und Mitarbeitern. Sammelband I, 1985-1987. Göttingen: Institut für den Wissenschaftlichen Film.
  • Eimer, M., Kiss, M., Press, C., & Sauter, D. (2009). The roles of feature-specific task set and bottom-up salience in attentional capture: An ERP study. Journal of Experimental Psychology: Human Perception and Performance, 35, 1316-1328. doi:10.1037/a0015872.

    Abstract

    We investigated the roles of top-down task set and bottom-up stimulus salience for feature-specific attentional capture. ERPs and behavioural performance were measured in two experiments where spatially nonpredictive cues preceded visual search arrays that included a colour-defined target. When cue arrays contained a target-colour singleton, behavioural spatial cueing effects were accompanied by a cue-induced N2pc component, indicative of attentional capture. Behavioural cueing effects and N2pc components were only minimally attenuated for non-singleton relative to singleton target-colour cues, demonstrating that top-down task set has a much greater impact on attentional capture than bottom-up salience. For nontarget-colour singleton cues, no N2pc was triggered, but an anterior N2 component indicative of top-down inhibition was observed. In Experiment 2, these cues produced an inverted behavioural cueing effect, which was accompanied by a delayed N2pc to targets presented at cued locations. These results suggest that perceptually salient visual stimuli without task-relevant features trigger a transient location-specific inhibition process that prevents attentional capture, but delays the selection of subsequent target events.
  • Eising, E., Carrion Castillo, A., Vino, A., Strand, E. A., Jakielski, K. J., Scerri, T. S., Hildebrand, M. S., Webster, R., Ma, A., Mazoyer, B., Francks, C., Bahlo, M., Scheffer, I. E., Morgan, A. T., Shriberg, L. D., & Fisher, S. E. (2019). A set of regulatory genes co-expressed in embryonic human brain is implicated in disrupted speech development. Molecular Psychiatry, 24, 1065-1078. doi:10.1038/s41380-018-0020-x.

    Abstract

    Genetic investigations of people with impaired development of spoken language provide windows into key aspects of human biology. Over 15 years after FOXP2 was identified, most speech and language impairments remain unexplained at the molecular level. We sequenced whole genomes of nineteen unrelated individuals diagnosed with childhood apraxia of speech, a rare disorder enriched for causative mutations of large effect. Where DNA was available from unaffected parents, we discovered de novo mutations, implicating genes, including CHD3, SETD1A and WDR5. In other probands, we identified novel loss-of-function variants affecting KAT6A, SETBP1, ZFHX4, TNRC6B and MKL2, regulatory genes with links to neurodevelopment. Several of the new candidates interact with each other or with known speech-related genes. Moreover, they show significant clustering within a single co-expression module of genes highly expressed during early human brain development. This study highlights gene regulatory pathways in the developing brain that may contribute to acquisition of proficient speech.

    Additional information

    Eising_etal_2018sup.pdf
  • Eising, E., Shyti, R., 'T hoen, P. A. C., Vijfhuizen, L. S., Huisman, S. M. H., Broos, L. A. M., Mahfourz, A., Reinders, M. J. T., Ferrrari, M. D., Tolner, E. A., De Vries, B., & Van den Maagdenberg, A. M. J. M. (2017). Cortical spreading depression causes unique dysregulation of inflammatory pathways in a transgenic mouse model of migraine. Molecular Biology, 54(4), 2986-2996. doi:10.1007/s12035-015-9681-5.

    Abstract

    Familial hemiplegic migraine type 1 (FHM1) is a
    rare monogenic subtype of migraine with aura caused by mutations
    in CACNA1A that encodes the α1A subunit of voltagegated
    CaV2.1 calcium channels. Transgenic knock-in mice
    that carry the human FHM1 R192Q missense mutation
    (‘FHM1 R192Q mice’) exhibit an increased susceptibility to
    cortical spreading depression (CSD), the mechanism underlying
    migraine aura. Here, we analysed gene expression profiles
    from isolated cortical tissue of FHM1 R192Q mice 24 h after
    experimentally induced CSD in order to identify molecular
    pathways affected by CSD. Gene expression profiles were
    generated using deep serial analysis of gene expression sequencing.
    Our data reveal a signature of inflammatory signalling
    upon CSD in the cortex of both mutant and wild-type
    mice. However, only in the brains of FHM1 R192Q mice
    specific genes are up-regulated in response to CSD that are
    implicated in interferon-related inflammatory signalling. Our
    findings show that CSD modulates inflammatory processes in
    both wild-type and mutant brains, but that an additional
    unique inflammatory signature becomes expressed after
    CSD in a relevant mouse model of migraine.
  • Eising, E., Pelzer, N., Vijfhuizen, L. S., De Vries, B., Ferrari, M. D., 'T Hoen, P. A. C., Terwindt, G. M., & Van den Maagdenberg, A. M. J. M. (2017). Identifying a gene expression signature of cluster headache in blood. Scientific Reports, 7: 40218. doi:10.1038/srep40218.

    Abstract

    Cluster headache is a relatively rare headache disorder, typically characterized by multiple daily, short-lasting attacks of excruciating, unilateral (peri-)orbital or temporal pain associated with autonomic symptoms and restlessness. To better understand the pathophysiology of cluster headache, we used RNA sequencing to identify differentially expressed genes and pathways in whole blood of patients with episodic (n = 19) or chronic (n = 20) cluster headache in comparison with headache-free controls (n = 20). Gene expression data were analysed by gene and by module of co-expressed genes with particular attention to previously implicated disease pathways including hypocretin dysregulation. Only moderate gene expression differences were identified and no associations were found with previously reported pathogenic mechanisms. At the level of functional gene sets, associations were observed for genes involved in several brain-related mechanisms such as GABA receptor function and voltage-gated channels. In addition, genes and modules of co-expressed genes showed a role for intracellular signalling cascades, mitochondria and inflammation. Although larger study samples may be required to identify the full range of involved pathways, these results indicate a role for mitochondria, intracellular signalling and inflammation in cluster headache

    Additional information

    Eising_etal_2017sup.pdf
  • Eisner, F., & McQueen, J. M. (2006). Perceptual learning in speech: Stability over time (L). Journal of the Acoustical Society of America, 119(4), 1950-1953. doi:10.1121/1.2178721.

    Abstract

    Perceptual representations of phonemes are flexible and adapt rapidly to accommodate idiosyncratic articulation in the speech of a particular talker. This letter addresses whether such adjustments remain stable over time and under exposure to other talkers. During exposure to a story, listeners learned to interpret an ambiguous sound as [f] or [s]. Perceptual adjustments measured after 12 h were as robust as those measured immediately after learning. Equivalent effects were found when listeners heard speech from other talkers in the 12 h interval, and when they had the opportunity to consolidate learning during sleep.
  • Emmorey, K., & Ozyurek, A. (2014). Language in our hands: Neural underpinnings of sign language and co-speech gesture. In M. S. Gazzaniga, & G. R. Mangun (Eds.), The cognitive neurosciences (5th ed., pp. 657-666). Cambridge, Mass: MIT Press.
  • Enard, W., Gehre, S., Hammerschmidt, K., Hölter, S. M., Blass, T., Somel, M., Brückner, M. K., Schreiweis, C., Winter, C., Sohr, R., Becker, L., Wiebe, V., Nickel, B., Giger, T., Müller, U., Groszer, M., Adler, T., Aguilar, A., Bolle, I., Calzada-Wack, J. and 36 moreEnard, W., Gehre, S., Hammerschmidt, K., Hölter, S. M., Blass, T., Somel, M., Brückner, M. K., Schreiweis, C., Winter, C., Sohr, R., Becker, L., Wiebe, V., Nickel, B., Giger, T., Müller, U., Groszer, M., Adler, T., Aguilar, A., Bolle, I., Calzada-Wack, J., Dalke, C., Ehrhardt, N., Favor, J., Fuchs, H., Gailus-Durner, V., Hans, W., Hölzlwimmer, G., Javaheri, A., Kalaydjiev, S., Kallnik, M., Kling, E., Kunder, S., Moßbrugger, I., Naton, B., Racz, I., Rathkolb, B., Rozman, J., Schrewe, A., Busch, D. H., Graw, J., Ivandic, B., Klingenspor, M., Klopstock, T., Ollert, M., Quintanilla-Martinez, L., Schulz, H., Wolf, E., Wurst, W., Zimmer, A., Fisher, S. E., Morgenstern, R., Arendt, T., Hrabé de Angelis, M., Fischer, J., Schwarz, J., & Pääbo, S. (2009). A humanized version of Foxp2 affects cortico-basal ganglia circuits in mice. Cell, 137(5), 961-971. doi:10.1016/j.cell.2009.03.041.

    Abstract

    It has been proposed that two amino acid substitutions in the transcription factor FOXP2 have been positively selected during human evolution due to effects on aspects of speech and language. Here, we introduce these substitutions into the endogenous Foxp2 gene of mice. Although these mice are generally healthy, they have qualitatively different ultrasonic vocalizations, decreased exploratory behavior and decreased dopamine concentrations in the brain suggesting that the humanized Foxp2 allele affects basal ganglia. In the striatum, a part of the basal ganglia affected in humans with a speech deficit due to a nonfunctional FOXP2 allele, we find that medium spiny neurons have increased dendrite lengths and increased synaptic plasticity. Since mice carrying one nonfunctional Foxp2 allele show opposite effects, this suggests that alterations in cortico-basal ganglia circuits might have been important for the evolution of speech and language in humans.
  • Enard, W., Przeworski, M., Fisher, S. E., Lai, C. S. L., Wiebe, V., Kitano, T., Pääbo, S., & Monaco, A. P. (2002). Molecular evolution of FOXP2, a gene involved in speech and language [Letters to Nature]. Nature, 418, 869-872. doi:10.1038/nature01025.

    Abstract

    Language is a uniquely human trait likely to have been a prerequisite for the development of human culture. The ability to develop articulate speech relies on capabilities, such as fine control of the larynx and mouth, that are absent in chimpanzees and other great apes. FOXP2 is the first gene relevant to the human ability to develop language. A point mutation in FOXP2 co-segregates with a disorder in a family in which half of the members have severe articulation difficulties accompanied by linguistic and grammatical impairment. This gene is disrupted by translocation in an unrelated individual who has a similar disorder. Thus, two functional copies of FOXP2 seem to be required for acquisition of normal spoken language. We sequenced the complementary DNAs that encode the FOXP2 protein in the chimpanzee, gorilla, orang-utan, rhesus macaque and mouse, and compared them with the human cDNA. We also investigated intraspecific variation of the human FOXP2 gene. Here we show that human FOXP2 contains changes in amino-acid coding and a pattern of nucleotide polymorphism, which strongly suggest that this gene has been the target of selection during recent human evolution.
  • Enfield, N. J. (2002). Semantic analysis of body parts in emotion terminology: Avoiding the exoticisms of 'obstinate monosemy' and 'online extension'. Pragmatics and Cognition, 10(1), 85-106. doi:10.1075/pc.10.12.05enf.

    Abstract

    Investigation of the emotions entails reference to words and expressions conventionally used for the description of emotion experience. Important methodological issues arise for emotion researchers, and the issues are of similarly central concern in linguistic semantics more generally. I argue that superficial and/or inconsistent description of linguistic meaning can have seriously misleading results. This paper is firstly a critique of standards in emotion research for its tendency to underrate and ill-understand linguistic semantics. It is secondly a critique of standards in some approaches to linguistic semantics itself. Two major problems occur. The first is failure to distinguish between conceptually distinct meanings of single words, neglecting the well-established fact that a single phonological string can signify more than one conceptual category (i.e., that words can be polysemous). The second error involves failure to distinguish between two kinds of secondary uses of words: (1) those which are truly active “online” extensions, and (2) those which are conventionalised secondary meanings and not active (qua “extensions”) at all. These semantic considerations are crucial to conclusions one may draw about cognition and conceptualisation based on linguistic evidence.
  • Enfield, N. J. (2002). Semantics and combinatorics of 'sit', 'stand', and 'lie' in Lao. In J. Newman (Ed.), The linguistics of sitting, standing, and lying (pp. 25-41). Amsterdam: Benjamins.
  • Enfield, N. J. (2002). Body 2002. In S. Kita (Ed.), 2002 Supplement (version 3) for the “Manual” for the field season 2001 (pp. 19-32). Nijmegen: Max Planck Institute for Psycholinguistics.
  • Enfield, N. J. (2014). Causal dynamics of language. In N. J. Enfield, P. Kockelman, & J. Sidnell (Eds.), The Cambridge handbook of linguistic anthropology (pp. 325-342). Cambridge: Cambridge University Press.
  • Enfield, N. J. (2009). Common tragedy [Review of the book The native mind and the cultural construction of nature by Scott Atran Douglas Medin]. The Times Literary Supplement, September 18,2009, 10-11.
  • Enfield, N. J. (2002). “Fish trap” task. In S. Kita (Ed.), 2002 Supplement (version 3) for the “Manual” for the field season 2001 (pp. 61). Nijmegen: Max Planck Institute for Psycholinguistics.
  • Enfield, N. J. (2009). 'Case relations' in Lao, a radically isolating language. In A. L. Malčukov, & A. Spencer (Eds.), The Oxford handbook of case (pp. 808-819). Oxford: Oxford University Press.
  • Enfield, N. J. (2009). [Review of the book Serial verb constructions: A cross-linguistic typology ed. by Alexandra Y. Aikhenvald and R. M. W. Dixon]. Language, 85, 445-451. doi:10.1353/lan.0.0124.
  • Enfield, N. J., Majid, A., & Van Staden, M. (2006). Cross-linguistic categorisation of the body: Introduction. Language Sciences, 28(2-3), 137-147. doi:10.1016/j.langsci.2005.11.001.

    Abstract

    The domain of the human body is an ideal focus for semantic typology, since the body is a physical universal and all languages have terms referring to its parts. Previous research on body part terms has depended on secondary sources (e.g. dictionaries), and has lacked sufficient detail or clarity for a thorough understanding of these terms’ semantics. The present special issue is the outcome of a collaborative project aimed at improving approaches to investigating the semantics of body part terms, by developing materials to elicit information that provides for cross-linguistic comparison. The articles in this volume are original fieldwork-based descriptions of terminology for parts of the body in ten languages. Also included are an elicitation guide and experimental protocol used in gathering data. The contributions provide inventories of body part terms in each language, with analysis of both intensional and extensional aspects of meaning, differences in morphological complexity, semantic relations among terms, and discussion of partonomic structure within the domain.
  • Enfield, N. J. (2002). Cultural logic and syntactic productivity: Associated posture constructions in Lao. In N. Enfield (Ed.), Ethnosyntax: Explorations in culture and grammar (pp. 231-258). Oxford: Oxford University Press.
  • Enfield, N. J. (2006). Elicitation guide on parts of the body. Language Sciences, 28(2-3), 148-157. doi:10.1016/j.langsci.2005.11.003.

    Abstract

    This document is intended for use as an elicitation guide for the field linguist consulting with native speakers in collecting terms for parts of the body, and in the exploration of their semantics.
  • Enfield, N. J. (2002). Ethnosyntax: Introduction. In N. Enfield (Ed.), Ethnosyntax: Explorations in culture and grammar (pp. 1-30). Oxford: Oxford University Press.
  • Enfield, N. J. (2002). Combinatoric properties of natural semantic metalanguage expressions in Lao. In C. Goddard, & A. Wierzbicka (Eds.), Meaning and universal grammar: Theory and empirical findings (pp. 145-256). Amsterdam: John Benjamins.
  • Enfield, N. J. (2006). [Review of the book A grammar of Semelai by Nicole Kruspe]. Linguistic Typology, 10(3), 452-455. doi:10.1515/LINGTY.2006.014.
  • Enfield, N. J. (2002). Functions of 'give' and 'take' in Lao complex predicates. In R. S. Bauer (Ed.), Collected papers on Southeast Asian and Pacific languages (pp. 13-36). Canberra: Pacific Linguistics.
  • Enfield, N. J. (2002). How to define 'Lao', 'Thai', and 'Isan' language? A view from linguistic science. Tai Culture, 7(1), 62-67.

    Abstract

    This article argues that it is not possible to establish distinctions between 'Lao', 'Thai', and 'Isan' as seperate languages or dialects by appealing to objective criteria. 'Lao', 'Thai', and 'Isan' are conceived linguistics varieties, and the ground-level reality reveals a great deal of variation, much of it not coinciding with the geographical boundaries of the 'Laos', 'Isan', and 'non-Isan Thailand' areas. Those who promote 'Lao', 'Thai', and/or 'Isan' as distinct linguistic varieties have subjective (e.g. political and/or sentimental) reasons for doing so. Objective linguistic criteria are not sufficient
  • Enfield, N. J. (2006). Heterosemy and the grammar-lexicon trade-off. In F. Ameka, A. Dench, & N. Evans (Eds.), Catching Language (pp. 297-320). Berlin: Mouton de Gruyter.
  • Enfield, N. J., & Wierzbicka, A. (2002). Introduction: The body in description of emotion. Pragmatics and Cognition, 10(1), 1-24. doi:10.1075/pc.10.12.02enf.

    Abstract

    Anthropologists and linguists have long been aware that the body is explicitly referred to in conventional description of emotion in languages around the world. There is abundant linguistic data showing expression of emotions in terms of their imagined ‘locus’ in the physical body. The most important methodological issue in the study of emotions is language, for the ways people talk give us access to ‘folk descriptions’ of the emotions. ‘Technical terminology’, whether based on English or otherwise, is not excluded from this ‘folk’ status. It may appear to be safely ‘scientific’ and thus culturally neutral, but in fact it is not: technical English is a variety of English and reflects, to some extent, culture-specific ways of thinking (and categorising) associated with the English language. People — as researchers studying other people, or as people in real-life social association — cannot directly access the emotional experience of others, and language is the usual mode of ‘packaging’ one’s experience so it may be accessible to others. Careful description of linguistic data from as broad as possible a cross-linguistic base is thus an important part of emotion research. All people experience biological events and processes associated with certain thoughts (or, as psychologists say, ‘appraisals’), but there is more to ‘emotion’ than just these physiological phenomena. Speakers of some languages talk about their emotional experiences as if they are located in some internal organ such as ‘the liver’, yet they cannot localise feeling in this physical organ. This phenomenon needs to be understood better, and one of the problems is finding a method of comparison that allows us to compare descriptions from different languages which show apparently great formal and semantic variation. Some simple concepts including feel and body are universal or near-universal, and as such are good candidates for terms of description which may help to eradicate confusion and exoticism from cross-linguistic comparison and semantic typology. Semantic analysis reveals great variation in concepts of emotion across languages and cultures — but such analysis requires a sound and well-founded methodology. While leaving room for different approaches to the task, we suggest that such a methodology can be based on empirically established linguistic universal (or near-universal) concepts, and on ‘cognitive scenarios’ articulated in terms of these concepts. Also, we warn against the danger of exoticism involved in taking all body part references ‘literally’. Above all, we argue that what is needed is a combination of empirical cross-linguistic investigations and a theoretical and methodological awareness, recognising the impossibility of exploring other people’s emotions without keeping language in focus: both as an object and as a tool of study.
  • Enfield, N. J. (2006). Languages as historical documents: The endangered archive in Laos. South East Asia Research, 14(3), 471-488.

    Abstract

    Abstract: This paper reviews current discussion of the issue of just what is lost when a language dies. Special reference is made to the current situation in Laos, a country renowned for its considerable cultural and linguistic diversity. It focuses on the historical, anthropological and ecological knowledge that a language can encode, and the social and cultural consequences of the loss of such traditional knowledge when a language is no longer passed on. Finally, the article points out the paucity of studies and obstacles to field research on minority languages in Laos, which seriously hamper their documentation.
  • Enfield, N. J. (2006). Lao body part terms. Language Sciences, 28(2-3), 181-200. doi:10.1016/j.langsci.2005.11.011.

    Abstract

    This article presents a description of nominal expressions for parts of the human body conventionalised in Lao, a Southwestern Tai language spoken in Laos, Northeast Thailand, and Northeast Cambodia. An inventory of around 170 Lao expressions is listed, with commentary where some notability is determined, usually based on explicit comparison to the metalanguage, English. Notes on aspects of the grammatical and semantic structure of the set of body part terms are provided, including a discussion of semantic relations pertaining among members of the set of body part terms. I conclude that the semantic relations which pertain between terms for different parts of the body not only include part/whole relations, but also relations of location, connectedness, and general association. Calling the whole system a ‘partonomy’ attributes greater centrality to the part/whole relation than is warranted.
  • Enfield, N. J. (2006). Laos - language situation. In K. Brown (Ed.), Encyclopedia of Language and Linguistics (vol. 6) (pp. 698-700). Amsterdam: Elsevier.

    Abstract

    Laos features a high level of linguistic diversity, with more than 70 languages from four different major language families (Tai, Mon-Khmer, Hmong-Mien, Tibeto-Burman). Mon-Khmer languages were spoken in Laos earlier than other languages, with incoming migrations by Tai speakers (c. 2000 years ago) and Hmong-Mien speakers (c. 200 years ago). There is widespread language contact and multilingualism in upland minority communities, while lowland-dwelling Lao speakers are largely monolingual. Lao is the official national language. Most minority languages are endangered, with a few exceptions (notably Hmong and Kmhmu). There has been relatively little linguistic research on languages of Laos, due to problems of both infrastructure and administration.
  • Enfield, N. J. (2014). Human agency and the infrastructure for requests. In P. Drew, & E. Couper-Kuhlen (Eds.), Requesting in social interaction (pp. 35-50). Amsterdam: John Benjamins.

    Abstract

    This chapter discusses some of the elements of human sociality that serve as the social and cognitive infrastructure or preconditions for the use of requests and other kinds of recruitments in interaction. The notion of an agent with goals is a canonical starting point, though importantly agency tends not to be wholly located in individuals, but rather is socially distributed. This is well illustrated in the case of requests, in which the person or group that has a certain goal is not necessarily the one who carries out the behavior towards that goal. The chapter focuses on the role of semiotic (mostly linguistic) resources in negotiating the distribution of agency with request-like actions, with examples from video-recorded interaction in Lao, a language spoken in Laos and nearby countries. The examples illustrate five hallmarks of requesting in human interaction, which show some ways in which our ‘manipulation’ of other people is quite unlike our manipulation of tools: (1) that even though B is being manipulated, B wants to help, (2) that while A is manipulating B now, A may be manipulated in return later; (3) that the goal of the behavior may be shared between A and B, (4) that B may not comply, or may comply differently than requested, due to actual or potential contingencies, and (5) that A and B are accountable to one another; reasons may be asked for, and/or given, for the request. These hallmarks of requesting are grounded in a prosocial framework of human agency.
  • Enfield, N. J., & Levinson, S. C. (2009). Metalanguage for speech acts. In A. Majid (Ed.), Field manual volume 12 (pp. 51-53). Nijmegen: Max Planck Institute for Psycholinguistics. doi:10.17617/2.883559.

    Abstract

    People of all cultures have some degree of concern with categorizing types of communicative social action. All languages have words with meanings like speak, say, talk, complain, curse, promise, accuse, nod, wink, point and chant. But the exact distinctions they make will differ in both quantity and quality. How is communicative social action categorised across languages and cultures? The goal of this task is to establish a basis for cross-linguistic comparison of native metalanguages for social action.
  • Enfield, N. J. (2009). Language and culture. In L. Wei, & V. Cook (Eds.), Contemporary Applied Linguistics Volume 2 (pp. 83-97). London: Continuum.
  • Enfield, N. J. (2017). Language in the Mainland Southeast Asia Area. In R. Hickey (Ed.), The Cambridge Handbook of Areal Linguistics (pp. 677-702). Cambridge: Cambridge University Press. doi:10.1017/9781107279872.026.
  • Enfield, N. J., & Sidnell, J. (2014). Language presupposes an enchronic infrastructure for social interaction. In D. Dor, C. Knight, & J. Lewis (Eds.), The social origins of language (pp. 92-104). Oxford: Oxford University Press.
  • Enfield, N. J. (2009). Language: Social motives for syntax [Review of the book Origins of human communication by Michael Tomasello]. Science, 324(5923), 39. doi:10.1126/science.1172660.
  • Enfield, N. J., Kockelman, P., & Sidnell, J. (2014). Interdisciplinary perspectives. In N. J. Enfield, P. Kockelman, & J. Sidnell (Eds.), The Cambridge handbook of linguistic anthropology (pp. 599-602). Cambridge: Cambridge University Press.
  • Enfield, N. J., Kockelman, P., & Sidnell, J. (2014). Introduction: Directions in the anthropology of language. In N. J. Enfield, P. Kockelman, & J. Sidnell (Eds.), The Cambridge handbook of linguistic anthropology (pp. 1-24). Cambridge: Cambridge University Press.
  • Enfield, N. J. (2009). Everyday ritual in the residential world. In G. Senft, & E. B. Basso (Eds.), Ritual communication (pp. 51-80). Oxford: Berg.
  • Enfield, N. J., & Diffloth, G. (2009). Phonology and sketch grammar of Kri, a Vietic language of Laos. Cahiers de Linguistique - Asie Orientale (CLAO), 38(1), 3-69.
  • Enfield, N. J. (2009). Relationship thinking and human pragmatics. Journal of Pragmatics, 41, 60-78. doi:10.1016/j.pragma.2008.09.007.

    Abstract

    The approach to pragmatics explored in this article focuses on elements of social interaction which are of universal relevance, and which may provide bases for a comparative approach. The discussion is anchored by reference to a fragment of conversation from a video-recording of Lao speakers during a home visit in rural Laos. The following points are discussed. First, an understanding of the full richness of context is indispensable for a proper understanding of any interaction. Second, human relationships are a primary locus of social organization, and as such constitute a key focus for pragmatics. Third, human social intelligence forms a universal cognitive under-carriage for interaction, and requires careful cross-cultural study. Fourth, a neo-Peircean framework for a general understanding of semiotic processes gives us a way of stepping away from language as our basic analytical frame. It is argued that in order to get a grip on pragmatics across human groups, we need to take a comparative approach in the biological sense—i.e. with reference to other species as well. From this perspective, human pragmatics is about using semiotic resources to try to meet goals in the realm of social relationships.
  • Enfield, N. J., Levinson, S. C., & Stivers, T. (2009). Social action formulation: A "10-minutes" task. In A. Majid (Ed.), Field manual volume 12 (pp. 54-55). Nijmegen: Max Planck Institute for Psycholinguistics. doi:10.17617/2.883564.

    Abstract

    Human actions in the social world – like greeting, requesting, complaining, accusing, asking, confirming, etc. – are recognised through the interpretation of signs. Language is where much of the action is, but gesture, facial expression and other bodily actions matter as well. The goal of this task is to establish a maximally rich description of a representative, good quality piece of conversational interaction, which will serve as a reference point for comparative exploration of the status of social actions and their formulation across language
  • Enfield, N. J., Sidnell, J., & Kockelman, P. (2014). System and function. In N. J. Enfield, P. Kockelman, & J. Sidnell (Eds.), The Cambridge handbook of linguistic anthropology (pp. 25-28). Cambridge: Cambridge University Press.
  • Enfield, N. J., Stivers, T., Brown, P., Englert, C., Harjunpää, K., Hayashi, M., Heinemann, T., Hoymann, G., Keisanen, T., Rauniomaa, M., Raymond, C. W., Rossano, F., Yoon, K.-E., Zwitserlood, I., & Levinson, S. C. (2019). Polar answers. Journal of Linguistics, 55(2), 277-304. doi:10.1017/S0022226718000336.

    Abstract

    How do people answer polar questions? In this fourteen-language study of answers to questions in conversation, we compare the two main strategies; first, interjection-type answers such as uh-huh (or equivalents yes, mm, head nods, etc.), and second, repetition-type answers that repeat some or all of the question. We find that all languages offer both options, but that there is a strong asymmetry in their frequency of use, with a global preference for interjection-type answers. We propose that this preference is motivated by the fact that the two options are not equivalent in meaning. We argue that interjection-type answers are intrinsically suited to be the pragmatically unmarked, and thus more frequent, strategy for confirming polar questions, regardless of the language spoken. Our analysis is based on the semantic-pragmatic profile of the interjection-type and repetition-type answer strategies, in the context of certain asymmetries inherent to the dialogic speech act structure of question–answer sequences, including sequential agency and thematic agency. This allows us to see possible explanations for the outlier distributions found in ǂĀkhoe Haiǁom and Tzeltal.
  • Enfield, N. J. (2014). The item/system problem. In N. J. Enfield, P. Kockelman, & J. Sidnell (Eds.), The Cambridge handbook of linguistic anthropology (pp. 48-77). Cambridge: Cambridge University Press.
  • Enfield, N. J. (2014). Transmission biases in the cultural evolution of language: Towards an explanatory framework. In D. Dor, C. Knight, & J. Lewis (Eds.), The social origins of language (pp. 325-335). Oxford: Oxford University Press.
  • Erard, M. (2009). How Many Languages? Linguists Discover New Tongues in China. Science, 324(5925), 332-333. doi:10.1126/science.324.5925.332a.
  • Erard, M. (2019). Language aptitude: Insights from hyperpolyglots. In Z. Wen, P. Skehan, A. Biedroń, S. Li, & R. L. Sparks (Eds.), Language aptitude: Advancing theory, testing, research and practice (pp. 153-167). Abingdon, UK: Taylor & Francis.

    Abstract

    Over the decades, high-intensity language learners scattered over the globe referred to as “hyperpolyglots” have undertaken a natural experiment into the limits of learning and acquiring proficiencies in multiple languages. This chapter details several ways in which hyperpolyglots are relevant to research on aptitude. First, historical hyperpolyglots Cardinal Giuseppe Mezzofanti, Emil Krebs, Elihu Burritt, and Lomb Kató are described in terms of how they viewed their own exceptional outcomes. Next, I draw on results from an online survey with 390 individuals to explore how contemporary hyperpolyglots consider the explanatory value of aptitude. Third, the challenges involved in studying the genetic basis of hyperpolyglottism (and by extension of language aptitude) are discussed. This mosaic of data is meant to inform the direction of future aptitude research that takes hyperpolyglots, one type of exceptional language learner and user, into account.
  • Erard, M. (2017). Write yourself invisible. New Scientist, 236(3153), 36-39.
  • Ernestus, M. (2006). Statistically gradient generalizations for contrastive phonological features. The Linguistic Review, 23(3), 217-233. doi:10.1515/TLR.2006.008.

    Abstract

    In mainstream phonology, contrastive properties, like stem-final voicing, are simply listed in the lexicon. This article reviews experimental evidence that such contrastive properties may be predictable to some degree and that the relevant statistically gradient generalizations form an inherent part of the grammar. The evidence comes from the underlying voice specification of stem-final obstruents in Dutch. Contrary to received wisdom, this voice specification is partly predictable from the obstruent’s manner and place of articulation and from the phonological properties of the preceding segments. The degree of predictability, which depends on the exact contents of the lexicon, directs speakers’ guesses of underlying voice specifications. Moreover, existing words that disobey the generalizations are disadvantaged by being recognized and produced more slowly and less accurately, also under natural conditions.We discuss how these observations can be accounted for in two types of different approaches to grammar, Stochastic Optimality Theory and exemplar-based modeling.
  • Ernestus, M., Baayen, R. H., & Schreuder, R. (2002). The recognition of reduced word forms. Brain and Language, 81(1-3), 162-173. doi:10.1006/brln.2001.2514.

    Abstract

    This article addresses the recognition of reduced word forms, which are frequent in casual speech. We describe two experiments on Dutch showing that listeners only recognize highly reduced forms well when these forms are presented in their full context and that the probability that a listener recognizes a word form in limited context is strongly correlated with the degree of reduction of the form. Moreover, we show that the effect of degree of reduction can only partly be interpreted as the effect of the intelligibility of the acoustic signal, which is negatively correlated with degree of reduction. We discuss the consequences of our findings for models of spoken word recognition and especially for the role that storage plays in these models.
  • Ernestus, M., & Baayen, R. H. (2006). The functionality of incomplete neutralization in Dutch: The case of past-tense formation. In L. Goldstein, D. Whalen, & C. Best (Eds.), Laboratory Phonology 8 (pp. 27-49). Berlin: Mouton de Gruyter.
  • Ernestus, M. (2014). Acoustic reduction and the roles of abstractions and exemplars in speech processing. Lingua, 142, 27-41. doi:10.1016/j.lingua.2012.12.006.

    Abstract

    Acoustic reduction refers to the frequent phenomenon in conversational speech that words are produced with fewer or lenited segments compared to their citation forms. The few published studies on the production and comprehension of acoustic reduction have important implications for the debate on the relevance of abstractions and exemplars in speech processing. This article discusses these implications. It first briefly introduces the key assumptions of simple abstractionist and simple exemplar-based models. It then discusses the literature on acoustic reduction and draws the conclusion that both types of models need to be extended to explain all findings. The ultimate model should allow for the storage of different pronunciation variants, but also reserve an important role for phonetic implementation. Furthermore, the recognition of a highly reduced pronunciation variant requires top down information and leads to activation of the corresponding unreduced variant, the variant that reaches listeners’ consciousness. These findings are best accounted for in hybrids models, assuming both abstract representations and exemplars. None of the hybrid models formulated so far can account for all data on reduced speech and we need further research for obtaining detailed insight into how speakers produce and listeners comprehend reduced speech.
  • Ernestus, M., Dikmans, M., & Giezenaar, G. (2017). Advanced second language learners experience difficulties processing reduced word pronunciation variants. Dutch Journal of Applied Linguistics, 6(1), 1-20. doi:10.1075/dujal.6.1.01ern.

    Abstract

    Words are often pronounced with fewer segments in casual conversations than in formal speech. Previous research has shown that foreign language learners and beginning second language learners experience problems processing reduced speech. We examined whether this also holds for advanced second language learners. We designed a dictation task in Dutch consisting of sentences spliced from casual conversations and an unreduced counterpart of this task, with the same sentences carefully articulated by the same speaker. Advanced second language learners of Dutch produced substantially more transcription errors for the reduced than for the unreduced sentences. These errors made the sentences incomprehensible or led to non-intended meanings. The learners often did not rely on the semantic and syntactic information in the sentence or on the subsegmental cues to overcome the reductions. Hence, advanced second language learners also appear to suffer from the reduced pronunciation variants of words that are abundant in everyday conversations
  • Ernestus, M., & Giezenaar, G. (2014). Een goed verstaander heeft maar een half woord nodig. In B. Bossers (Ed.), Vakwerk 9: Achtergronden van de NT2-lespraktijk: Lezingen conferentie Hoeven 2014 (pp. 81-92). Amsterdam: BV NT2.
  • Ernestus, M., Lahey, M., Verhees, F., & Baayen, R. H. (2006). Lexical frequency and voice assimilation. Journal of the Acoustical Society of America, 120(2), 1040-1051. doi:10.1121/1.2211548.

    Abstract

    Acoustic duration and degree of vowel reduction are known to correlate with a word’s frequency of occurrence. The present study broadens the research on the role of frequency in speech production to voice assimilation. The test case was regressive voice assimilation in Dutch. Clusters from a corpus of read speech were more often perceived as unassimilated in lower-frequency words and as either completely voiced regressive assimilation or, unexpectedly, as completely voiceless progressive assimilation in higher-frequency words. Frequency did not predict the voice classifications over and above important acoustic cues to voicing, suggesting that the frequency effects on the classifications were carried exclusively by the acoustic signal. The duration of the cluster and the period of glottal vibration during the cluster decreased while the duration of the release noises increased with frequency. This indicates that speakers reduce articulatory effort for higher-frequency words, with some acoustic cues signaling more voicing and others less voicing. A higher frequency leads not only to acoustic reduction but also to more assimilation.
  • Ernestus, M., Kouwenhoven, H., & Van Mulken, M. (2017). The direct and indirect effects of the phonotactic constraints in the listener's native language on the comprehension of reduced and unreduced word pronunciation variants in a foreign language. Journal of Phonetics, 62, 50-64. doi:10.1016/j.wocn.2017.02.003.

    Abstract

    This study investigates how the comprehension of casual speech in foreign languages is affected by the phonotactic constraints in the listener’s native language. Non-native listeners of English with different native languages heard short English phrases produced by native speakers of English or Spanish and they indicated whether these phrases included can or can’t. Native Mandarin listeners especially tended to interpret can’t as can. We interpret this result as a direct effect of the ban on word-final /nt/ in Mandarin. Both the native Mandarin and the native Spanish listeners did not take full advantage of the subsegmental information in the speech signal cueing reduced can’t. This finding is probably an indirect effect of the phonotactic constraints in their native languages: these listeners have difficulties interpreting the subsegmental cues because these cues do not occur or have different functions in their native languages. Dutch resembles English in the phonotactic constraints relevant to the comprehension of can’t, and native Dutch listeners showed similar patterns in their comprehension of native and non-native English to native English listeners. This result supports our conclusion that the major patterns in the comprehension results are driven by the phonotactic constraints in the listeners’ native languages.
  • Eryilmaz, K., & Little, H. (2017). Using Leap Motion to investigate the emergence of structure in speech and language. Behavior Research Methods, 49(5), 1748-1768. doi:10.3758/s13428-016-0818-x.

    Abstract

    In evolutionary linguistics, experiments using artificial signal spaces are being used to investigate the emergence of speech structure. These signal spaces need to be continuous, non-discretised spaces from which discrete units and patterns can emerge. They need to be dissimilar from - but comparable with - the vocal-tract, in order to minimise interference from pre-existing linguistic knowledge, while informing us about language. This is a hard balance to strike. This article outlines a new approach which uses the Leap Motion, an infra-red controller which can convert manual movement in 3d space into sound. The signal space using this approach is more flexible than signal spaces in previous attempts. Further, output data using this approach is simpler to arrange and analyse. The experimental interface was built using free, and mostly open source libraries in Python. We provide our source code for other researchers as open source.
  • Esteve-Gibert, N., Prieto, P., & Liszkowski, U. (2017). Twelve-month-olds understand social intentions based on prosody and gesture shape. Infancy, 22, 108-129. doi:10.1111/infa.12146.

    Abstract

    Infants infer social and pragmatic intentions underlying attention-directing gestures, but the basis on which infants make these inferences is not well understood. Previous studies suggest that infants rely on information from preceding shared action contexts and joint perceptual scenes. Here, we tested whether 12-month-olds use information from act-accompanying cues, in particular prosody and hand shape, to guide their pragmatic understanding. In Experiment 1, caregivers directed infants’ attention to an object to request it, share interest in it, or inform them about a hidden aspect. Caregivers used distinct prosodic and gestural patterns to express each pragmatic intention. Experiment 2 was identical except that experimenters provided identical lexical information across conditions and used three sets of trained prosodic and gestural patterns. In all conditions, the joint perceptual scenes and preceding shared action contexts were identical. In both experiments, infants reacted appropriately to the adults’ intentions by attending to the object mostly in the sharing interest condition, offering the object mostly in the imperative condition, and searching for the referent mostly in the informing condition. Infants’ ability to comprehend pragmatic intentions based on prosody and gesture shape expands infants’ communicative understanding from common activities to novel situations for which shared background knowledge is missing.
  • Evans, N., & Levinson, S. C. (2009). The myth of language universals: Language diversity and its importance for cognitive science. Behavioral and Brain Sciences, 32(5), 429-492. doi:10.1017/S0140525X0999094X.

    Abstract

    Talk of linguistic universals has given cognitive scientists the impression that languages are all built to a common pattern. In fact, there are vanishingly few universals of language in the direct sense that all languages exhibit them. Instead, diversity can be found at almost every level of linguistic organization. This fundamentally changes the object of enquiry from a cognitive science perspective. This target article summarizes decades of cross-linguistic work by typologists and descriptive linguists, showing just how few and unprofound the universal characteristics of language are, once we honestly confront the diversity offered to us by the world's 6,000 to 8,000 languages. After surveying the various uses of “universal,” we illustrate the ways languages vary radically in sound, meaning, and syntactic organization, and then we examine in more detail the core grammatical machinery of recursion, constituency, and grammatical relations. Although there are significant recurrent patterns in organization, these are better explained as stable engineering solutions satisfying multiple design constraints, reflecting both cultural-historical factors and the constraints of human cognition.
  • Evans, S., McGettigan, C., Agnew, Z., Rosen, S., Cesar, L., Boebinger, D., Ostarek, M., Chen, S. H., Richards, A., Meekins, S., & Scott, S. K. (2014). The neural basis of informational and energetic masking effects in the perception and production of speech [abstract]. The Journal of the Acoustical Society of America, 136(4), 2243. doi:10.1121/1.4900096.

    Abstract

    When we have spoken conversations, it is usually in the context of competing sounds within our environment. Speech can be masked by many different kinds of sounds, for example, machinery noise and the speech of others, and these different sounds place differing demands on cognitive resources. In this talk, I will present data from a series of functional magnetic resonance imaging (fMRI) studies in which the informational properties of background sounds have been manipulated to make them more or less similar to speech. I will demonstrate the neural effects associated with speaking over and listening to these sounds, and demonstrate how in perception these effects are modulated by the age of the listener. The results will be interpreted within a framework of auditory processing developed from primate neurophysiology and human functional imaging work (Rauschecker and Scott 2009).
  • Evans, N., & Levinson, S. C. (2009). With diversity in mind: Freeing the language sciences from universal grammar [Author's response]. Behavioral and Brain Sciences, 32(5), 472-484. doi:10.1017/S0140525X09990525.

    Abstract

    Our response takes advantage of the wide-ranging commentary to clarify some aspects of our original proposal and augment others. We argue against the generative critics of our coevolutionary program for the language sciences, defend the use of close-to-surface models as minimizing crosslinguistic data distortion, and stress the growing role of stochastic simulations in making generalized historical accounts testable. These methods lead the search for general principles away from idealized representations and towards selective processes. Putting cultural evolution central in understanding language diversity makes learning fundamental in the cognition of language: increasingly powerful models of general learning, paired with channelled caregiver input, seem set to manage language acquisition without recourse to any innate “universal grammar.” Understanding why human language has no clear parallels in the animal world requires a cross-species perspective: crucial ingredients are vocal learning (for which there are clear non-primate parallels) and an intentionattributing cognitive infrastructure that provides a universal base for language evolution. We conclude by situating linguistic diversity within a broader trend towards understanding human cognition through the study of variation in, for example, human genetics, neurocognition, and psycholinguistic processing.
  • Everett, D., & Majid, A. (2009). Adventures in the jungle of language. [Interview by Asifa Majid and Jon Sutton.]. The Psychologist, 22(4), 312-313. Retrieved from http://www.thepsychologist.org.uk/archive/archive_home.cfm?volumeID=22&editionID=174&ArticleID=1494.

    Abstract

    Daniel Everett has spent his career in the Amazon, challenging some fundamental ideas about language and thought. Asifa Majid and Jon Sutton pose the questions
  • Faller, M. (2002). Remarks on evidential hierarchies. In D. I. Beaver, L. D. C. Martinez, B. Z. Clark., & S. Kaufmann (Eds.), The construction of meaning (pp. 89-111). Stanford: CSLI Publications.
  • Faller, M. (2002). The evidential and validational licensing conditions for the Cusco Quechua enclitic-mi. Belgian Journal of Linguistics, 16, 7-21. doi:10.1075/bjl.16.02fa.
  • Favier, S., Wright, A., Meyer, A. S., & Huettig, F. (2019). Proficiency modulates between- but not within-language structural priming. Journal of Cultural Cognitive Science, 3(suppl. 1), 105-124. doi:10.1007/s41809-019-00029-1.

    Abstract

    The oldest of the Celtic language family, Irish differs considerably from English, notably with respect to word order and case marking. In spite of differences in surface constituent structure, less restricted accounts of bilingual shared syntax predict that processing datives and passives in Irish should prime the production of their English equivalents. Furthermore, this cross-linguistic influence should be sensitive to L2 proficiency, if shared structural representations are assumed to develop over time. In Experiment 1, we investigated cross-linguistic structural priming from Irish to English in 47 bilingual adolescents who are educated through Irish. Testing took place in a classroom setting, using written primes and written sentence generation. We found that priming for prepositional-object (PO) datives was predicted by self-rated Irish (L2) proficiency, in line with previous studies. In Experiment 2, we presented translations of the materials to an English-educated control group (n=54). We found a within-language priming effect for PO datives, which was not modulated by English (L1) proficiency. Our findings are compatible with current theories of bilingual language processing and L2 syntactic acquisition.
  • Fedor, A., Pléh, C., Brauer, J., Caplan, D., Friederici, A. D., Gulyás, B., Hagoort, P., Nazir, T., & Singer, W. (2009). What are the brain mechanisms underlying syntactic operations? In D. Bickerton, & E. Szathmáry (Eds.), Biological foundations and origin of syntax (pp. 299-324). Cambridge, MA: MIT Press.

    Abstract

    This chapter summarizes the extensive discussions that took place during the Forum as well as the subsequent months thereafter. It assesses current understanding of the neuronal mechanisms that underlie syntactic structure and processing.... It is posited that to understand the neurobiology of syntax, it might be worthwhile to shift the balance from comprehension to syntactic encoding in language production
  • Fedorenko, E., Patel, A., Casasanto, D., Winawer, J., & Gibson, E. (2009). Structural integration in language and music: Evidence for a shared system. Memory & Cognition, 37, 1-9. doi:10.3758/MC.37.1.1.

    Abstract

    In this study, we investigate whether language and music share cognitive resources for structural processing. We report an experiment that used sung materials and manipulated linguistic complexity (subject-extracted relative clauses, object-extracted relative clauses) and musical complexity (in-key critical note, out-of-key critical note, auditory anomaly on the critical note involving a loudness increase). The auditory-anomaly manipulation was included in order to test whether the difference between in-key and out-of-key conditions might be due to any salient, unexpected acoustic event. The critical dependent measure involved comprehension accuracies to questions about the propositional content of the sentences asked at the end of each trial. The results revealed an interaction between linguistic and musical complexity such that the difference between the subject- and object-extracted relative clause conditions was larger in the out-of-key condition than in the in-key and auditory-anomaly conditions. These results provide evidence for an overlap in structural processing between language and music.
  • Felker, E. R., Klockmann, H. E., & De Jong, N. H. (2019). How conceptualizing influences fluency in first and second language speech production. Applied Psycholinguistics, 40(1), 111-136. doi:10.1017/S0142716418000474.

    Abstract

    When speaking in any language, speakers must conceptualize what they want to say before they can formulate and articulate their message. We present two experiments employing a novel experimental paradigm in which the formulating and articulating stages of speech production were kept identical across conditions of differing conceptualizing difficulty. We tracked the effect of difficulty in conceptualizing during the generation of speech (Experiment 1) and during the abandonment and regeneration of speech (Experiment 2) on speaking fluency by Dutch native speakers in their first (L1) and second (L2) language (English). The results showed that abandoning and especially regenerating a speech plan taxes the speaker, leading to disfluencies. For most fluency measures, the increases in disfluency were similar across L1 and L2. However, a significant interaction revealed that abandoning and regenerating a speech plan increases the time needed to solve conceptual difficulties while speaking in the L2 to a greater degree than in the L1. This finding supports theories in which cognitive resources for conceptualizing are shared with those used for later stages of speech planning. Furthermore, a practical implication for language assessment is that increasing the conceptual difficulty of speaking tasks should be considered with caution.
  • Fields, E. C., Weber, K., Stillerman, B., Delaney-Busch, N., & Kuperberg, G. (2019). Functional MRI reveals evidence of a self-positivity bias in the medial prefrontal cortex during the comprehension of social vignettes. Social Cognitive and Affective Neuroscience, 14(6), 613-621. doi:10.1093/scan/nsz035.

    Abstract

    A large literature in social neuroscience has associated the medial prefrontal cortex (mPFC) with the processing of self-related information. However, only recently have social neuroscience studies begun to consider the large behavioral literature showing a strong self-positivity bias, and these studies have mostly focused on its correlates during self-related judgments and decision making. We carried out a functional MRI (fMRI) study to ask whether the mPFC would show effects of the self-positivity bias in a paradigm that probed participants’ self-concept without any requirement of explicit self-judgment. We presented social vignettes that were either self-relevant or non-self-relevant with a neutral, positive, or negative outcome described in the second sentence. In previous work using event-related potentials, this paradigm has shown evidence of a self-positivity bias that influences early stages of semantically processing incoming stimuli. In the present fMRI study, we found evidence for this bias within the mPFC: an interaction between self-relevance and valence, with only positive scenarios showing a self vs other effect within the mPFC. We suggest that the mPFC may play a role in maintaining a positively-biased self-concept and discuss the implications of these findings for the social neuroscience of the self and the role of the mPFC.

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  • Filippi, P., Congdon, J. V., Hoang, J., Bowling, D. L., Reber, S. A., Pasukonis, A., Hoeschele, M., Ocklenburg, S., De Boer, B., Sturdy, C. B., Newen, A., & Güntürkün, O. (2017). Humans recognize emotional arousal in vocalizations across all classes of terrestrial vertebrates: Evidence for acoustic universals. Proceedings of the Royal Society B: Biological Sciences, 284: 20170990. doi:10.1098/rspb.2017.0990.

    Abstract

    Writing over a century ago, Darwin hypothesized that vocal expression of emotion dates back to our earliest terrestrial ancestors. If this hypothesis is true, we should expect to find cross-species acoustic universals in emotional vocalizations. Studies suggest that acoustic attributes of aroused vocalizations are shared across many mammalian species, and that humans can use these attributes to infer emotional content. But do these acoustic attributes extend to non-mammalian vertebrates? In this study, we asked human participants to judge the emotional content of vocalizations of nine vertebrate species representing three different biological classes—Amphibia, Reptilia (non-aves and aves) and Mammalia. We found that humans are able to identify higher levels of arousal in vocalizations across all species. This result was consistent across different language groups (English, German and Mandarin native speakers), suggesting that this ability is biologically rooted in humans. Our findings indicate that humans use multiple acoustic parameters to infer relative arousal in vocalizations for each species, but mainly rely on fundamental frequency and spectral centre of gravity to identify higher arousal vocalizations across species. These results suggest that fundamental mechanisms of vocal emotional expression are shared among vertebrates and could represent a homologous signalling system.
  • Filippi, P., Gogoleva, S. S., Volodina, E. V., Volodin, I. A., & De Boer, B. (2017). Humans identify negative (but not positive) arousal in silver fox vocalizations: Implications for the adaptive value of interspecific eavesdropping. Current Zoology, 63(4), 445-456. doi:10.1093/cz/zox035.

    Abstract

    The ability to identify emotional arousal in heterospecific vocalizations may facilitate behaviors that increase survival opportunities. Crucially, this ability may orient inter-species interactions, particularly between humans and other species. Research shows that humans identify emotional arousal in vocalizations across multiple species, such as cats, dogs, and piglets. However, no previous study has addressed humans' ability to identify emotional arousal in silver foxes. Here, we adopted low-and high-arousal calls emitted by three strains of silver fox-Tame, Aggressive, and Unselected-in response to human approach. Tame and Aggressive foxes are genetically selected for friendly and attacking behaviors toward humans, respectively. Unselected foxes show aggressive and fearful behaviors toward humans. These three strains show similar levels of emotional arousal, but different levels of emotional valence in relation to humans. This emotional information is reflected in the acoustic features of the calls. Our data suggest that humans can identify high-arousal calls of Aggressive and Unselected foxes, but not of Tame foxes. Further analyses revealed that, although within each strain different acoustic parameters affect human accuracy in identifying high-arousal calls, spectral center of gravity, harmonic-to-noise ratio, and F0 best predict humans' ability to discriminate high-arousal calls across all strains. Furthermore, we identified in spectral center of gravity and F0 the best predictors for humans' absolute ratings of arousal in each call. Implications for research on the adaptive value of inter-specific eavesdropping are discussed.

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  • Filippi, P., Ocklenburg, S., Bowling, D. L., Heege, L., Güntürkün, O., Newen, A., & de Boer, B. (2017). More than words (and faces): evidence for a Stroop effect of prosody in emotion word processing. Cognition & Emotion, 31(5), 879-891. doi:10.1080/02699931.2016.1177489.

    Abstract

    Humans typically combine linguistic and nonlinguistic information to comprehend emotions. We adopted an emotion identification Stroop task to investigate how different channels interact in emotion communication. In experiment 1, synonyms of “happy” and “sad” were spoken with happy and sad prosody. Participants had more difficulty ignoring prosody than ignoring verbal content. In experiment 2, synonyms of “happy” and “sad” were spoken with happy and sad prosody, while happy or sad faces were displayed. Accuracy was lower when two channels expressed an emotion that was incongruent with the channel participants had to focus on, compared with the cross-channel congruence condition. When participants were required to focus on verbal content, accuracy was significantly lower also when prosody was incongruent with verbal content and face. This suggests that prosody biases emotional verbal content processing, even when conflicting with verbal content and face simultaneously. Implications for multimodal communication and language evolution studies are discussed.
  • Filippi, P., Gingras, B., & Fitch, W. T. (2014). Pitch enhancement facilitates word learning across visual contexts. Frontiers in Psychology, 5: 1468. doi:10.3389%2Ffpsyg.2014.01468.

    Abstract

    This study investigates word-learning using a new experimental paradigm that integrates three processes: (a) extracting a word out of a continuous sound sequence, (b) inferring its referential meanings in context, (c) mapping the segmented word onto its broader intended referent, such as other objects of the same semantic category, and to novel utterances. Previous work has examined the role of statistical learning and/or of prosody in each of these processes separately. Here, we combine these strands of investigation into a single experimental approach, in which participants viewed a photograph belonging to one of three semantic categories while hearing a complex, five-word utterance containing a target word. Six between-subjects conditions were tested with 20 adult participants each. In condition 1, the only cue to word-meaning mapping was the co-occurrence of word and referents. This statistical cue was present in all conditions. In condition 2, the target word was sounded at a higher pitch. In condition 3, random words were sounded at a higher pitch, creating an inconsistent cue. In condition 4, the duration of the target word was lengthened. In conditions 5 and 6, an extraneous acoustic cue and a visual cue were associated with the target word, respectively. Performance in this word-learning task was significantly higher than that observed with simple co-occurrence only when pitch prominence consistently marked the target word. We discuss implications for the pragmatic value of pitch marking as well as the relevance of our findings to language acquisition and language evolution.
  • Filippi, P., Laaha, S., & Fitch, W. T. (2017). Utterance-final position and pitch marking aid word learning in school-age children. Royal Society Open Science, 4: 161035. doi:10.1098/rsos.161035.

    Abstract

    We investigated the effects of word order and prosody on word learning in school-age children. Third graders viewed photographs belonging to one of three semantic categories while hearing four-word nonsense utterances containing a target word. In the control condition, all words had the same pitch and, across trials, the position of the target word was varied systematically within each utterance. The only cue to word–meaning mapping was the co-occurrence of target words and referents. This cue was present in all conditions. In the Utterance-final condition, the target word always occurred in utterance-final position, and at the same fundamental frequency as all the other words of the utterance. In the Pitch peak condition, the position of the target word was varied systematically within each utterance across trials, and produced with pitch contrasts typical of infant-directed speech (IDS). In the Pitch peak + Utterance-final condition, the target word always occurred in utterance-final position, and was marked with a pitch contrast typical of IDS. Word learning occurred in all conditions except the control condition. Moreover, learning performance was significantly higher than that observed with simple co-occurrence (control condition) only for the Pitch peak + Utterance-final condition. We conclude that, for school-age children, the combination of words' utterance-final alignment and pitch enhancement boosts word learning.

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