Joe Rigney (PhD, University of Chester) is president of Bethlehem College and Seminary and a teacher for desiringGod.org. He is a husband, father of three, and a pastor at Cities Church in St. Paul, Minnesota. He is also the author of a number of books, including The Things of Earth; Strangely Bright; and More Than a Battle: How to Experience Victory, Freedom, and Healing from Lust.
Stephen J. Nichols (PhD, Westminster Theological Seminary) serves as the president of Reformation Bible College and chief academic officer of Ligonier Ministries. He has written over twenty books and is an editor of the Theologians on the Christian Life series. He also hosts the weekly podcast 5 Minutes in Church History.
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.