Matthew Bennett is a Senior Lecturer at The Royal Military Academy at Sandhurst. His books include the "Cambridge Atlas of Warfare: The Middle Ages" and "Agincourt, 1415," Jim Bradbury's books include "The Medieval Archer," "The Medieval Siege," and "The Routledge Companion to Medieval Warfare," Kelly DeVries is Professor of History at Loyola College in Maryland. He is the author of "Medieval Military Technology," "Infantry Warfare in the Early Fourteenth Century, Joan of Arc: A Military Leader," and "Guns and Men in Medieval Europe," Iain Dickie has been a committe member of the S...