You may want to change the team captain of an existing team. Please note that there must be another member on the team in order to switch captains.
How to get there:
Login to your Wizathon account.
Click on the "Teams" tab.
Locate the team you are looking to update, and click on the pencil button, edit.
What to do:
Choose the second icon on top, Change/Leave Team.
A list of all team members is displayed and you can select the team member that you want to be captain.
Click the "save team captain change" button.