...
In order to add a new user, click the “Add” button.
...
Preferences
...
Details
A user's email address can be changed after creation only if the user has not yet logged into the system.
...
This section contains personal details about the user as well as the type of authorization. Users may belong to one of 4 authorization levels:
User
Manager
Galooli - Internal-specific authorizations
Administrator - Can view all users in the system
...