Biographical note

JAMES MONTGOMERY BOICE was senior minister of the historic Tenth Presbyterian Church in Philadelphia for thirty years and a leading spokesman for the Reformed faith until his death in June 2000.

Philip Graham Ryken (DPhil, University of Oxford) is the eighth president of Wheaton College. He preached at Philadelphia’s Tenth Presbyterian Church from 1995 until his appointment at Wheaton in 2010. Ryken has published more than fifty books, including When Trouble Comes and expository commentaries on Exodus, Ecclesiastes, and Jeremiah. He serves as a board member for the Gospel Coalition and the Lausanne Movement.

R. C. Sproul (1939–2017) was founder of Ligonier Ministries, an international Christian discipleship organization located near Orlando, Florida. He was also first minister of preaching and teaching at Saint Andrew’s Chapel in Sanford, Florida, first president of Reformation Bible College, and executive editor of Tabletalk magazine. His radio program, Renewing Your Mind, is still broadcast daily on hundreds of radio stations around the world and can also be heard online. Sproul contributed dozens of articles to national evangelical publications, spoke at conferences, churches, colleges, and seminaries around the world, and wrote more than one hundred books, including The Holiness of God, Chosen by God, and Everyone’s a Theologian. He also served as general editor of the Reformation Study Bible.