Dr. Stephen J. Nichols is president of Reformation Bible College in Sanford, Fla., 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 many books, including For Us and for Our Salvation, A Time for Confidence, and R.C. Sproul: A Life.

Dr. Sinclair B. Ferguson is a Ligonier Ministries teaching fellow, and Chancellor’s Professor of Systematic Theology at Reformed Theological Seminary. He is the featured teacher for several Ligonier teaching series, including Union with Christ. He is author of many books, including The Whole Christ, Lessons from the Upper Room, and Some Pastors and Teachers.

Dr. Michael Reeves is president and professor of theology at Union School of Theology in the United Kingdom. He is the featured teacher for the Ligonier teaching series The English Reformation and the Puritans. He is author of many books, including The Unquenchable Flame, Delighting in the Trinity, and Rejoice and Tremble.