Manage your reviewers group by creating/deleting a group; or, by adding/removing members to an already existing group.
Any member of the review group can Accept, Decline or Complete an activity. Once a member acknowledges an activity, the activity does not have to be reviewed by any other member of that review group.
To be able to manage your reviewers group, follow the instructions below:
...
by going through the following steps:
Click the Activities Tab
Click the Activity Plan Builder
Click Manage Review Groups
Click Add Review Group
Enter the title for your review group, then hit Save
Select the newly created a review group Click and click Add User to Review Group
Select a user from the drop down list, then hit Save
...
Select the review group and click on remove to remove a reviewer
Click on Edit then uncheck Active to deactivate the group