David CrouchDavid Crouch is Professor of Medieval History at the University of Hull. He is the author of several books, including The Reign of King Stephen (2002), The Birth of Nobility: Constructing Aristocracy in England and France, 1000–1300 (2005), The Normas (2005), The English Aristocracy, 1070–1272: A Social Transformation (2011), Lost Letters of Medieval Life: English Society, 1200–1250 (with Martha Carlin, 2013), The Acts and Letters of the Marshal Family, 1156–1248 (2015) and William Marshal (3rd edition, 2016). Read More Read Less