role

[mabablue]

to be extended based on acquired user stories
Contrary to actors, a single person can take multiple roles.

(End-)User: Scientist or other interested party that wants to make use of provided data.
Annotator: Scientists that want to publish their data.
Terminology-Maintainer/-Creator: Agents that are responsible for the maintenance of the underlying terminology (be it an ontology, a controlled vocabulary or something else)