Asshole No More; The Original Self-Help Guide for Recovering Assholes and Their Victims
Xavier Crement, M.D., began his medical career as a proctologist, but switched to psychiatry when he realized how widespread the epidemic of assholism is.  After writing the three books in the Asshole Saga, he went into seclusion, believing that he was being persecuted by the Brown Conspiracy, a league of dedicated assholes.  He has not been heard from since.