Shelley, Marshall: - Marshall Shelley serves as director of the doctor of ministry program and associate professor of pastoral leadership and ministry at Denver Seminary. He was editor of Leadership Journal for thirty-four years, and as a vice president at Christianity Today, oversaw Christian History, Marriage Partnership, Church Law & Tax Report, and Men of Integrity magazines and PreachingToday.com. He is the author of several books, including Helping Those Who Don't Want Help and The Leadership Secrets of Billy Graham. He holds a journalism degree from Bethel University in Minnesota and an MDiv from Denver Seminary in Colorado.