Paul E. Little and his wife, Marie, worked for twenty-five years with InterVarsity Christian Fellowship. Until his death in 1975, Little was also associate professor of evangelism at Trinity Evangelical Divinity School in Deerfield, Illinois. He was the author of several books and articles, including Know Why You Believe.
Leighton Ford is President of Leighton Ford Ministries, which seeks to help young leaders worldwide to lead more like Jesus and more to Jesus. For many years, Ford communicated Christ around the globe through speaking, writing and media outreach, addressing millions of people in thirty-seven countries on every continent. He served from 1955 until 1985 as Associate Evangelist and later Vice President of the Billy Graham Evangelistic Association and was featured as the alternate speaker to Billy Graham on the Hour of Decision broadcast. Ford describes his current mission to be "an artist of the soul and a friend on the journey." He served for nearly twenty years as chairman of the Lausanne Committee for World Evangelization, an international body of Christian leaders. He chairs the Sandy Ford Fund and has served as a board member for World Vision U. S., the Duke University Comprehensive Cancer Center, and Gordon-Conwell Theological Seminary. He received the 1990 Two Hungers Award, recognizing his contributions to addressing the physical and spiritual hungers of people around the world. In 1985 he was selected as Clergyman of the Year by Religious Heritage of America and TIME Magazine singled him out as being "among the most influential preachers of an active gospel."The author or co-author of numerous books, includingTransforming Leadership and The Attentive Life, Ford lives in Charlotte, North Carolina, with his wife Jean.