John Piper (DTheol, University of Munich) is the founder and teacher of desiringGod.org and the chancellor of Bethlehem College & Seminary. He served for 33 years as the senior pastor of Bethlehem Baptist Church in Minneapolis, Minnesota, and is the author of more than 50 books, including Desiring God, Don’t Waste Your Life, This Momentary Marriage, Bloodlines, and Does God Desire All to Be Saved?
Justin Taylor (PhD, The Southern Baptist Theological Seminary) is the executive vice president of book publishing and book publisher at Crossway. He has edited and contributed to several books including A God-Entranced Vision of All Things and Reclaiming the Center, and he blogs at Between Two Worlds—hosted by the Gospel Coalition.
David Wells (PhD, University of Manchester) is a distinguished research professor at Gordon-Conwell Theological Seminary. He is the author or editor of a number of books, some of which have been translated into many different languages. He is a member of the John Stott Ministries board, where he has worked to bring theological education to church leaders in developing countries. He is also actively involved in working to build orphanages and provide educational opportunities for victims of civil wars and AIDS in Africa. David and his wife, Jane, live in Massachusetts.
D. A. Carson (PhD, Cambridge University) is research professor of New Testament at Trinity Evangelical Divinity School, where he has taught since 1978. He is a cofounder of the Gospel Coalition and has written or edited nearly 120 books. He and his wife, Joy, have two children and live in the north suburbs of Chicago.
Voddie Baucham Jr. (DMin, Southeastern Baptist Theological Seminary) is dean of the seminary at African Christian University in Lusaka, Zambia. The author of a number of books, including Family Driven Faith, The Ever-Loving Truth, and Joseph and the Gospel of Many Colors, Baucham is also a pastor, church planter, and conference speaker.
TIMOTHY KELLER is founder and pastor of Redeemer Presbyterian Church in New York. He is the best-selling author of The Prodigal God and The Reason for God.