Tremper Longman III (PhD, Yale University) is a distinguished scholar and Professor Emeritus of Biblical Studies at Westmont College in Santa Barbara, California. He is on the advisory council of the BioLogos Foundation, and is the Old Testament editor for the revised Expositor's Bible Commentary and general editor for the Story of God Bible Commentary Old Testament, and has authored many articles and books on the Psalms and other Old Testament books.
David E. Garland (PhD, Southern Baptist Theological Seminary) is professor emeritus of Christian Scriptures George W. Truett Seminary, Baylor University. He is the author of A Theology of Mark’s Gospel and has written commentaries on each of the Synoptic Gospels, Acts, Romans, both Corinthian epistles, Colossians, and Philemon. He also serves as the New Testament editor for the revised Expositor's Bible Commentary.