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, master of divinity, and Missional Church Center at Garrett; consults with churches locally, nationally, and internationally; and volunteers on community boards and commissions in his neighborhood. He is the author of Evangelism for Non-Evangelists, Participating in Abundant Life, Go: Becoming a Great Commission Congregation, and Methodist Evangelism, American Salvation.