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 president of the Gospel Coalition, and has written or edited nearly 60 books including Scandalous, Memoirs of an Ordinary Pastor, and The Difficult Doctrine of the Love of God. He and his wife, Joy, have two children and live in the north suburbs of Chicago.
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?
Philip Graham Ryken (DPhil, University of Oxford) is the eighth president of Wheaton College. Formerly, he served as senior minister of Philadelphia’s historic Tenth Presbyterian Church. He has written or edited more than 40 books, including the popular title Loving the Way Jesus Loves, and has lectured and preached at universities and seminaries worldwide.
Bryan Chapell (PhD, Southern Illinois University) is senior pastor of Grace Presbyterian Church (PCA) in Peoria, Illinois. He is also president emeritus and adjunct professor of practical theology at Covenant Theological Seminary, as well as distinguished professor of preaching at Knox Theological Seminary. Chapell has authored numerous books, including Christ-Centered Preaching and Holiness by Grace.
J. Ligon Duncan is Chancellor and John E. Richards professor of Systematic and Historical Theology at Reformed Theological Seminary. He is also Senior Minister of the historic First Presbyterian Church of Jackson, Mississippi, Chairman of the Council on Biblical Manhood and Womanhood, and the Moderator of the General Assembly of the Presbyterian Church of America.