I remember watching Jenny McCarthy quite awhile ago speaking on Larry King Live about how a change in diet helped her autistic son. She had just published a book about it.
Louder Than Words is the title. I never got a chance to read the book, but thought that it was very interesting.
One of the things that struck deep with me was after he was 'cured' she said he would say to her "remember when I was shy??" He was aware of the differences in his behavior, but couldn't control it.