As an admin, you can manage (create, edit, and delete) groups for your account. A group is a subset within an institution, which is different than a consortium.
As part of managing groups, you can add group managers. Group managers can change the group's name, add or remove group members, make other members group managers, and edit or delete resources shared to the group.
Open Admin Settings
In Commons Navigation, click the Admin link.
Click the Groups tab.
Type the name of the new group in the Create a new group field. Then press the Return (Mac) or Enter (PC) key.
Edit Group Details
In the Edit Group page, you can change the group name  and add users to the group . To return to the Groups page, click the Back to All Groups link .
Add Group Members
In the Search users to add field , type the name or email address of the user and select the user from the search list .
Note: if you can’t find the user you'd like to add to the group, make sure they have accessed Commons in the past.
Manage Group Members
Users appear in the Group Member list  with the users' name  and email .
To change the manager status of a user, enable the Manager toggle .
To remove a user from the group, click the Delete icon .
In the Groups page, to edit a group, click the group's name.