A former President of the Royal Historical Society, R. R. Davies is Chichele Professor of Medieval History at All Souls College, Oxford, and Chairman of the Modern History Faculty, University of Oxford. His books include The Revolt of Owain Glyn Dwr, Domination and Conquest: The Experience of Ireland, Scotland, and Wales 1100-1300, and Conquest, Coexistence, and Change: Wales 1063-1415.