Dr. Stephen J. Nichols is president of Reformation Bible College, chief academic officer for Ligonier Ministries, and a Ligonier Ministries teaching fellow. He is host of the podcasts 5 Minutes in Church History and Open Book. He is author of numerous books, including For Us and for Our Salvation, Peace, A Time for Confidence, 5 Minutes in Church History, and volumes in the Guided Tour series on Jonathan Edwards, Martin Luther, and J. Gresham Machen. He is coeditor of The Legacy of Luther and Crossway’s Theologians on the Christian Life series. He is on Twitter at @DrSteveNichols.
Dr. Derek W.H. Thomas is senior minister of the First Presbyterian Church in Columbia, S.C., and Chancellor’s Professor of Systematic and Pastoral Theology at Reformed Theological Seminary. He is a Ligonier Ministries teaching fellow and author of many books, including How the Gospel Brings Us All the Way Home, Calvin’s Teaching on Job, Strength for the Weary, and, with Dr. Sinclair B. Ferguson, Ichthus: Jesus Christ, God’s Son, the Saviour.