Any user can edit parts of their profile in Brightspace.
To edit your profile:
From any page in Brightspace, click on your name in the upper right corner of page
Select "Profile"
On this page you will be able to:
Add a picture
The recommended size for the picture is 100 by 100 pixels
Add a nickname
Nicknames will only be visible if someone looks at your profile in Brightspace, it will not change your name on the classlist or in the gradebook
Add a tagline
Add Interests and Hobbies