John Azumah is a Presbyterian pastor, preacher, evangelist, professor of theology at the University of Ghana, and author of many books and articles. After serving from 2011 to 2019 as Professor of World Christianity & Islam at Columbia Theological Seminary, Decatur, GA, he is now the founding executive director of The Sanneh Institute, Ghana, and serves as visiting professor at Yale Divinity School and presidential visiting fellow at Yale University.

Richard Gibbons is senior pastor of First Presbyterian Church of Greenville, SC. A native of Scotland and graduate of the University of Glasgow, he is a much sought after preacher and teacher of the Bible and Reformed theology, has led missions in Glasgow, Edinburgh, and Aberdeen with the Billy Graham Evangelistic Association, and currently serves as co-moderator on the ECO denomination’s Theological Task Force.

Jennifer Powell McNutt is the Franklin S. Dyrness Associate Professor of Biblical and Theological Studies at Wheaton College. She is author of the award-winning book, Calvin Meets Voltaire: The Clergy of Geneva in the Age of Enlightenment, 1685–1798, a specialist in the Reformation and post-Reformation periods, and a Fellow in the Royal Historical Society. Rev. Dr. McNutt is also an ordained minister in the PCUSA, co-president of McNuttshell Ministries, Inc. with her husband, David McNutt, with whom she also serves as a parish associate at First Presbyterian Church of Glen Ellyn, Illinois. They have three lovely children.

Earl Palmer has served in pastoral ministries at University Presbyterian Church in Seattle, WA, Union Church in Manila, Philippines, First Presbyterian Church of Berkeley, CA, and The National Presbyterian Church, Washington, D.C. He has authored many books and commentaries, leads Earl Palmer Ministries, a vibrant writing, teaching, preaching, and mentoring ministry, and has been called “the best expository preacher in America of our times.”

Richard Ray is chairman of the board of the Presbyterian Heritage Center, Montreat, NC. He has served as a pastor in Arkansas, Virginia, and Tennessee, managing director of John Knox Press, professor at Stephens College and Pittsburgh Seminary, and most recently as president of King University, Bristol, TN. He has also served on the board of the Grandfather Home for Children, Calvin Studies Society, King University, and is on the board of advisors of Theology Matters.

Lorenzo Small is pastor of First United Presbyterian Church, Charlotte, NC. After several years in the corporate world, working for companies such as 3M Corporation and Eli Lily and Company, he was called to the ministry, served as a Baptist minister, and later was ordained and installed as pastor of Pleasant Ridge Presbyterian Church, Lancaster, SC. He is a graduate of Union Presbytery Seminary (Charlotte) and a member of the Foundation for Reformed Theology.

Todd Billings is the Girod Research Professor of Reformed Theology at Western Theological Seminary in Holland, Michigan. After serving as an elder in the PCUSA while a doctoral student at Harvard, he later became an ordained minister in the Reformed Church in America. He is the author of six books, including Union with Christ (winner of a Christianity Today Book Award), and most recently, The End of the Christian Life.