Iris Shagrir is Associate Professor of History and Chair of the Department of History, Philosophy and Judaic Studies at the Open University of Israel, Ra'anana, Israel. She specialises in crusade history, religious and cultural history of the Latin Kingdom of Jerusalem, pilgrimage, liturgy in the Latin East, and medieval anthroponymy. Her work includes The Crusades: History and Historiography (2014); The Parable of the Three Rings and the Idea of Religious Toleration in Premodern European Culture (2017), and Communicating the Middle Ages: Essays in Honour of Sophia Menache (co-editor, 2018).

Cecilia Gaposchkin is Professor of History and Assistant Dean of Faculty for Pre-Major Advising at Dartmouth College, Hanover, USA. She is the author of The Making of Saint Louis: Kingship, Sanctity and Crusade in the Later Middle Ages (2008); Blessed Louis, Most Glorious of Kings: Texts Relating to the Cult of Saint Louis of France (2012); The Sanctity of Louis IX: Early Lives of Saint Louis by Geoffrey of Beaulieu and William of Chartres (with Sean Field and Larry Field, 2014); and Invisible Weapons: Liturgy and the Making of Crusade Ideology (2017).