John Walton is an award-winning journalist who specialises in transport, aviation, and the passenger experience. John grew up on three continents and likes to joke that he was riased by cabin crew!

J. Scott Duvall (PhD, Southwestern Baptist Theological Seminary) is professor of New Testament at Ouachita Baptist University. He is the coauthor with George H. Guthrie of Biblical Greek Exegesis: A Graded Approach to Learning Intermediate and Advanced Greek and with Terry G. Carter and J. Daniel Hays of the textbook Preaching God's Word: A Hands on Approach to Preparing, Developing and Delivering the Sermon.