J. Daniel Hays (PhD, Southwestern Baptist Theological Seminary) is dean of the Pruet School of Christian Studies and professor of Old Testament at Ouachita Baptist University. He is the author of From Every People and Nation, and he has coauthored Grasping God's Word; Preaching God's Word; Journey into God's Word; The Story of Israel: A Biblical Theology; Iraq: Babylon of the End Times?; Apocalypse; and The Dictionary of Biblical Prophecy. He teaches adult Sunday school at his local church in Arkadelphia, Arkansas, and preaches frequently throughout the nation.

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!