Log in by click the SIGN UP link in the upper right corner.
Input your Username and then Password in fields that show. (NOTE: If you have not signed up, click on the REGISTER NOW button)
Once you sign, the SIGN UP link will now be replaced with MY ACCOUNT link in the upper right corner.
Click on MY ACCOUNT. A drop-down menu will appear with additional links. Click on DASHBAORD.
Once you are at your DASHBOARD, scroll down a little and you will find the following section to change your Account and Profile Settings:
Click on any of the links to change your desired changes. You can always click the "Dashboard" tab to go back to the main DASHBOARD to make other changes.