Narconon’s Big Con The Scientology-backed rehab promises addicts they can sweat out their demons in sweltering saunas. But critics charge that the organization is the devil itself. If these guys were in a Narconon sauna, they'd have even less to smile about. By Mark Ebner and Walter Armstrong 03/27/11 | Share L. Ron Hubbard, the prolific science fiction author and founder of the Church of Sc…