Thomas AsbridgeThomas Asbridge is a historian of the Middle Ages specializing in the study of the crusades, knighthood and chivalry, and is Reader in Medieval History at Queen Mary, University of London. He is the author of The Crusades: The War for the Hly Land, The First Crusade: A New History and The Greatest Knight: The Remarkable Life of William Marshal, the Power behind Five English Thrones. He also wrote and presented the landmark three-part BBC Two television series The Crusades. Read More Read Less