As the only daughter of Blanche of Castile, one of France's most powerful queens, and as the sister of the Capetian saint Louis IX, Isabelle of France (1225-1270) was situated at the nexus of sanctity and power during a significant era of French culture and medieval history. In this ground-breaking examination of Isabelle's career, Sean Field uses a wealth of previously unstudied material to address significant issues in medieval religious history, including the possibilities for women's religious authority, the creation and impact of royal sanctity, and the relationship between men and...