Some content available within Aha requires additional authentication with the provider. In order to access your Facebook or Twitter feeds, or to remove restrictions on Slacker, Deezer, 8tracks and NPR, you must associate your Aha account with your account for the other service.
To manage your associated accounts you can tap the hamburger stack (triple hash) button on the top left corner to reveal the slide out menu.
From the Slide out menu, tap on Settings > Accounts
Here you will see options for all partners that require authorization.
Simply provide your account details and you are ready to go.