Cynthia J. Neville is the George Munro Professor of History at Dalhousie University, Halifax, Canada. She has published extensively on various aspects of the legal and social history of the Anglo-Scottish border lands in the period 1200-1500 and on the social and cultural encounter between Gaels and Europeans in medieval Scotland. She is the author of Violence, Custom and Law: The Anglo-Scottish Border Lands in the Later Middle Ages (Edinburgh University Press, 1998) and Native Lordship in Medieval Scotland: The Earldoms of Strathearn and Lennox, c.1140-1365 (2005). Grant G. Simpson, formerly of Aberdeen University, is the author of many books and articles, including Scottish handwriting, 1150-1650: An introduction to the reading of documents, and is a Fellow of the Societies of Antiquaries of Scotland and of London.