Mark R. Teasdale (PhD, Southern Methodist University) is E. Stanley Jones Professor of Evangelism at Garrett-Evangelical Theological Seminary in Evanston, Illinois. He is ordained in the United Methodist Church, has served as director of the doctor of ministry, lifelong learning, and course of study programs at Garrett. He consults with churches locally, nationally, and internationally regarding evangelism, discipleship, and leadership, and volunteers on community boards and commissions in his neighborhood. He is the author of Evangelism for Non-Evangelists, Go: Becoming a Great Commission Congregation, and Methodist Evangelism, American Salvation.