Speaking of cognitive therapy, I had a session with Colin Ross, a nationally-recognized expert on the subject. As fascinating as it was to my inner geek, I would be better off if I haven't.
Jeanette Isabelle
Never heard of him, but I do know many people that it has helped. You say you suffer from anxiety, and that you have a fear of sleeping in tents, and that is the best way to deal with the fear. I have personally helped a few people get over a fear or overcome an obstacle using those methods. If done right, it does work.