Ronald J. Allen was Professor of Preaching, and Gospels and Letters at Christian Theological Seminary for thirty-seven years. He is the author or editor of forty books, including The Sermon without End, coauthored with O. Wesley Allen Jr. (2015). He is also a coeditor of the three-volume Preaching God's Transforming Justice (2012) and the editor of the widely used sermon collection Patterns of Preaching (1998).