Alan Kreider is Associate Professor of Church History and Mission, Associated Mennonite Biblical Seminary, and author of English Chantries: The Road to Dissolution and The Change of Conversion and the Origin of Christendom. Dale M. Coulter is Associate Professor of Historical Theology, Regent University, and author of Per Visibilia ad Invisibilia: Theological Method in Richard of St Victor (d 1173) and Holiness: The Beauty of Perfection