John C. Hirsh is Professor of English at Georgetown University in Washington, D.C. His previous publications include Chaucer and the Canterbury Tales (Blackwell, 2003), The Boundaries of Faith: The Development and Transmission of Medieval Spirituality (1996), The Revelations of Margery Kempe: Paramystical Practices in Late Medieval England (1989), and Hope Emily Allen: Medieval Scholarship and Feminism (1988). He has also edited Barlam and Iosaphat (1986) for the Early English Text Society.