Generally, every corpus, session, catalogue, contains a particular set of fields which can be edited. Adding elements implies adding a new metadata field to the selected node.

Figure 4.5. Standard field name

For example, the standard Field Name includes one field for author. You might want to add an additional 'author' field. To do this, right click on a catalogue and select Add > Author. Some fields can be added multiple times, others can be added only once.

Figure 4.6. Add new metadata field