Mouse over your name in the upper right corner and click on Account. This will take you to your Account Settings. Then mouse over "Manage Users" and select on the “Manage App Users”. Select the user you want to change settings for. Their row will be highlighted in blue. Then click the blue, “Manage Security Setting” Button. This will take you to page where you can checkmark which Sites, Programs, Sessions and Rosters that user will have access to.