The People List is where you manage all the people who are involved in the processes of your board - from Board Members to company executives.
You will find the People List under People on the main navigation bar.
The page is structured with Board Members at the top of the page and those are not.
Add new people via the green "+ Add Person" button at the top
Edit the details of people by clicking on their name
You can Invite, Revoke or completely Remove people via the context menu (3 dots) on the end of each person's card.