There are a few different ways to change a person’s position in a group.
From the Person’s Profile
Simply navigate to the person’s profile page in the Admin Area. On the left you will see the groups the person is apart of. Find the group you’d like to update their position in and use the edit tool to change it.
From the Group
Navigate to a group from the Admin Area. Next to each person will be their position and the option to change it.
Groups Mass Manage
Navigate to a group from the Admin Area. Select each person using the checkbox on the left of their name and then click the ‘Mass Manage’ button.
Choose from the dropdown ‘Change Position’ and then select ‘Leader’. Click the ‘Perform Mass Manage’ button to save.