Access the Control Panel
1. From your course Control Panel, expand Users and Groups and click on Users.
2. Identify the user whose role you wish to change and click on the action button (downward pointing arrow) which will appear when you hover the mouse beside their username.
3. Click on Change User’s Role in Course.
4. Select the role you wish to set and click on submit.
Note that an explanation of the roles is available on Blackboard's web site.