When Dudo of Saint-Quentin's Historia Normannorum first appeared in or around 1015, written for the then Duke of Normandy, Richard II, Dudo created a text without precedent. By committing the lives and deeds of Richard II's ancestors to written memory for the first time since the foundation of Normandy under the Viking Rollo in 911, Dudo provided the Norman court at Rouen with both an official dynastic historiography and a treasured record of their...