Mark G. Toulouse holds a Ph.D. from the University of Chicago and is the author of numerous articles and books, the latter including Makers of Christian Theology in America (Abingdon, 1997), Sources of Christian Theology in America (Abingdon, 1999), and God in Public (Westminster John Knox, 2006). After spending twenty-three years at Brite Divinity School of Texas Christian University as an historian of religion and culture in the United States (as well as serving there as associate dean, dean, and executive vice president), Dr. Toulouse joined the faculty of Emmanuel College, Victoria University (University of Toronto) in 2009, where he now serves as principal of Emmanuel College and professor of history of Christianity. Gary Holloway holds degrees from Harding University, the University of Texas, and Emory University. He recently stepped down as Ijams Professor of Bible and the associate director of the Center for Spiritual Renewal at Lipscomb University to take on his new role as director of the World Convention of Churches of Christ (an organization serving all three branches of the Stone-Campbell movement). He also preaches at the Natchez Trace Church in Nashville, TN. Among his other books, he co-authored Living God's Love: An Invitation to Christian Spirituality (Leafwood, 2009) and is the author of Praying Dangerously (Leafwood, July 2010). Douglas A. Foster is professor of church history at Abilene Christian University. He has also served there as the associate dean of the Graduate School of Theology and as director of the Center for Restoration Studies. His scholarly work has concentrated on the place of the Stone-Campbell Movement in American Christianity and the nature of the idea of Christian unity. He served as one of three general editors of the acclaimed Encyclopedia of the Stone-Campbell Movement (Eerdmans, 2005).