This plugin provides a sitemap of the moodle with all coursecategorys. All users that have roles in the coursecategory context will be shown.

So an admin or a user with the capability to view this report can get an overview witch users have witch role in coursecategory context for example who is coursecreator an where the user can create courses.

In the screenshot:

Number (1) is a courscategory with NO roles are assigned in this context (or a role that is not activated for the report is assigned).

Number (2) is a courscategory with where two users (4) are assigned a role courscreator (3).