Adam J. Kosto

Adam J. Kosto


404 Fayerweather Hall
Phone: (212) 854-3005
Office Hours: MW 9:45-10:45AM & By Appointment



Ph.D. — Harvard University, 1996
M.Phil. — Cambridge University, 1990
B.A. — Yale University, 1989

Current Departmental Service

Director of Graduate Studies

Interests and Research

Adam Kosto specializes in the institutional history of medieval Europe, with a focus on Catalonia and the Mediterranean. He received his B.A. from Yale (1989), an M.Phil. from Cambridge (1990), and his Ph.D. from Harvard (1996). He is the author of Making Agreements in Medieval Catalonia: Power, Order, and the Written Word, 1000-1200 (Cambridge UP, 2001) and  Hostages in the Middle Ages (Oxford UP, 2012), and co-editor of The Experience of Power in Medieval Europe , 950-1350 (Ashgate, 2005), Charters, Cartularies, and Archives: The Preservation and Transmission of Documents in the Medieval West (PIMS, 2002), and Documentary Practices and the Laity in the Early Middle Ages (Cambridge UP, 2012).