First, be sure that you are logged in to your Saylor Academy account (you can log in here).
Other logged-in students are able to view certain details of your profile if they have your profile link. For example, view this Saylor Academy staff profile that has provided a short bio, indicated a country, provided a webpage link, elected to keep the email address hidden, uploaded an image and answered a number of optional questions. Note that not all of this information is visible to others and that no information is available to visitors who are not logged in.
Click on your name in the page header, above the main menu:
If you are viewing any of your courses, you can also access your profile through the course participants options in the navigation area:
You can edit your profile in the user details section.