HAMILTON, Bernard. British, b. 1932. Genres: History. Career: University of Nottingham, professor emeritus of crusading history. Publications: Monastic Reform, Catharism, and the Crusades, 1979; The Latin Church in the Crusader States, 1980; The Medieval Inquisition, 1981; Religion in the Medieval West, 1986; (with J. Hamilton) Christian Dualist Heresies in the Byzantine World, 1998; The Crusades, 1998; Crusaders, Cathars and the Holy Places, 1999; The Leper King and His Heirs, 2000. EDITOR: (with B. Arbel and D. Jacoby) Latins and Greeks in the Eastern Mediterranean after 1204, 1989; (with C.F. Beckingham) Prester John, the Mongols and the Ten Lost Tribes, 1996. Address: Dept. of History, University of Nottingham, Nottingham, England.