Personal profile update is now managed through the integrated user profile in the discussion board. To do that, please log in to the discussion board, then select the 'user control panel' link. You will then see a link 'profile' where you can update your details.
If you are not registered yet, this is the best time to do so. Please click here. It is simple and straightforward. The only difficulty you may face is copying the alphanumeric characters shown on the screen. It exists only to prevent unwanted automatic registrations caused by various web programmes. Any difficulty, just drop a word and I can create an account for you.