Ray Ortlund is the president of Renewal Ministries, the pastor to pastors at Immanuel  Nashville Church, and a canon theologian with the Anglican Church in North America. He is the author of several books, including The Death of Porn; the Preaching the Word commentaries on Isaiah and Proverbs; and Marriage and the Mystery of the Gospel. He is also a contributor to the ESV Study Bible. Ray and his wife, Jani, have been married for fifty years.

Sam Allberry is a pastor based at Immanuel Nashville Church in Nashville, Tennessee. He is also a canon theologian for the Anglican Church in North America, and a senior fellow at the Oxford Centre for Christian Apologetics. He is the author of 7 Myths about Singleness; Is God Anti-Gay?; and What God Has to Say about Our Bodies.