Garth M. Rosell (MDiv. and ThM. Princeton Theological Seminary; PhD, University of Minnesota) is Senior Research Professor of Church History at Gordon-Cornwell Theological Seminary and former Vice-President for Academic Affairs, Dean of the Seminary, Director of the Ockenga Institute and Chair of the Division of Christian Thought. His books include the Surprising Work of God, Boston’s Historic Park Street Church, The Memoirs of Charles G. Finney (coedited with R.A.G. Dupuis) and Commending the Faith: The Preaching of D.L. Moody.

Richard A. G. Dupuis (M.A., Cambridge University) wasa psychotherapist in Farnham, Surrey, England. His research over four decades made him an expert on Finney and the early history of Oberlin College.