Adam Kosto

ISERP Co-Director
Professor of History

Adam Kosto (BA Yale 1989, MPhil Cambridge 1990, PhD Harvard 1996) is Professor of History at Columbia University. He specializes in the institutional history of medieval Europe, with particular interests in legal and documentary cultures. Publications include Making Agreements in Medieval Catalonia: Power, Order, and the Written Word, 1000-1200 (Cambridge, 2001), Hostages in the Middle Ages (Oxford, 2012), and (as co-editor) Documentary Culture and the Laity in the Early Middle Ages (Cambridge, 2012). He is currently co-editing a volume for the Cambridge History of International Law. He is a Fellow of the Medieval Academy of America and a member of the Commission Internationale de Diplomatique.


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