The Joe Wilson-Valerie Plame leak story is a truly ridiculous affair with a Special Prosecutor who has gone off the rails. Rather than finding out who leaked Valerie's name, which was apparently not a crime, Fitz seems to have been appointed to "get" Karl Rove and damage the Bush administration. Joe Wilson seems to be at the center of this charade, so it is interesting to investigate him. This article explains him to some extent.

http://www.freerepublic.com/focus/f-news/1256475/posts

He is a Francophile (no surprise there) who likes to marry women in the spy business; his second wife was a French spy. He is a buddy of Al Gore, and apparently does business with a lot of Arabs, including Osama bin Laden's nephew. He seems to be completely untrustworthy.