I noticed this thread about me and I thought I'd answer some of your questions.
I run this site anonymously for several reasons, ranging from general safety to general paranoia (don't want witches to put hexes on me). But the main reason for the anonymity is that I want readers to focus...
I was talking about the main site. I believe you originally selected your picture through Gravatar. Just go back there and change your pic. Or maybe you can just log out of Gravatar. I'm not fully sure how this works but you can basically change everything yourself.