Added 8.2.19. Historian and journalist Stephen O’Shea delves with Milt into the medieval uprising in Languedoc in France’s south against the Catholic Church, by Christian Dualistic, Gnostic Cathars, or “pure ones.” O’Shea is author of a number of books, including , “The Great Heresy: The Revolutionary Life And Death Of The Medieval Cathars.” In France he studied politics and worked as a journalist and later lived in southern France to research this book.