Carlos de Ayala Martinez

Carlos de Ayala Martinez holds a chair in Medieval History in the Department of Ancient and Medieval History, Palaeography, and Diplomatic of the Universidad Autónoma de Madrid. He is the author of many monographs, including Las órdenes militares hispáncias en la Edad Media (Madrid, 2003) and Sacerdocio y reino en la España Altomedieval (Madrid, 2008).