Michael A.G. Haykin, Th.D. (1982) in Church History, University of Toronto, is Professor of Church History at Heritage Theological Seminary, Cambridge, Ontario. He has published both books and articles on the fourth-century Greek Fathers and eighteenth-century Evangelicalism, including a study of the pneuamtology of Athanasius and Basil of Caesarea, The Spirit of God, and a biography of John Sutcliff, a close friend of William Carey, One Heart and One Soul: John Sutcliff on Olney, His Friends and His Times.