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description: Users represent the distinct people and entities that interact with your project.
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# Users
> Users represent the distinct people _(and entities)_ that interact with your project. Each user can be assigned a
> role, which defines a user's access permissions.
:::tip Learn More
To configure users programmatically, see our API documentation on [users](/reference/system/users.md).
:::
Within the Data Studio, the [User Directory](/app/user-directory.md) is the primary place to manage users. However,
certain controls are included in **Settings > Roles & Permissions > [Role]** as well, which is what the following
sections will focus on.
## Invite a User
To invite people to become users via email and automatically assign them a role in the process, follow these steps.
1. Navigate to **Settings > Roles & Permissions > [Role]**.
2. Click person_add in the page header.
3. Enter one or more email addresses, separated by a comma and a space.
4. Click **Invite** to confirm.
:::tip
Instead of comma-separated emails, you can also add new emails line-by-line.
:::
## Create a User
To create a user and assign their role _(and other details)_ follow these steps.
1. Navigate to **Settings > Roles & Permissions > [Role]**.
2. Under the **Users in Role** section, click **Create New** and a drawer will open.
3. Fill in the user's details as desired. The newly created user will now be visible under **Users in Role**.
4. Click check in the page header to confirm and the drawer will close.
## Assign Role to Existing User
To assign a role to an existing user, follow these steps.
1. Navigate to **Settings > Roles & Permissions > [Role]**.
2. Under the **Users in Role** section, click **Add Existing** and a drawer will open.
3. Select users as desired.
4. Click check to confirm and the drawer will close. The added user(s) will now be visible under
**Users in Role**.
5. Click check in the page header to confirm.
## Remove User's Role
To remove a user from a role, follow these steps.
1. Under the **Users in Role** section, click close and the user will be removed from the
role.
2. Click check in the page header to confirm.
The user(s) now have a `NULL` role, public permissions, until [assigned a new role](#assign-role-to-existing-user).