WILLIAM URBAN is the Lee L. Morgan professor of history and international studies at Monmouth College in Monmouth, Illinois. He is considered a leading expert on the Crusades and the Teutonic Knights. His many books include Bayonets for Hire and the highly acclaimed The Teutonic Knights. DARIUS BARONAS is a medieval historian and professor at the University of Vilnius, Faculty of History. His chief research interests lie in the study of the Christianization of Lithuania and her relations with neighbouring countries and regions.