You can delete an Audience (formerly Role) that has been assigned to a contact

Steps

1. Go to the Contact Profile Page of the contact you want to give a role to

2. Scroll down to the Audience (formerly Roles) box that appears on the left side

3. Press the Delete button next to the Audience (formerly Roles) Assignment you want to edit

   Open

   

4. Once the Audience (formerly Roles) Assignment has been deleted, you can create it again with the correct start date, end date or audience