To edit your account settings, click the drop down arrow or gear icon next to your name. Choose the tab, "Account Settings" as seen below.
From here, you can navigate to your account settings page and are able to edit your birth year, zip code, email, password, phone number, gender, a description of yourself and profile photo. Please note: you cannot change your account name. If you would like to make an update to your name, please contact firstname.lastname@example.org