Community members allow you to grant access to multiple people in your community and given them different permissions via four roles: readers, curators, managers and owners.
See about communities for an overview which permissions are granted to the different roles.
The following section provide a comprehensive overview how to manage members of your community:
1
To manage members of your community, click the Members tab of your community. In order to manage members you must be a community manager or community owner (see about communities)