Melodie H. Eichbauer is Professor of Medieval History at Florida Gulf Coast University, USA. She is the editor of A Cultural History of Genocide, Vol. 2: The Middle Ages (2021) and co-editor of The Use of Canon Law in Ecclesiastical Administration (2018). Her research focuses on the dissemination of legal knowledge; the interpretation of law; and the ways in which social, political, and intellectual developments and trends shaped both between ca.1000 and ca.1500. James A. Brundage (1929–2021) was Professor Emeritus of History and, prior to his retirement, Ahmanson-Murphy chair of Medieval European History at the University of Kansas, USA. His publications included The Medieval Origins of the Legal Profession: Canonists, Civilians, and Courts (2008), Handbook of Medieval Sexuality (1996) edited with Vern L. Bullough, and Law, Sex, and Christian Society in Medieval Europe (1987).