Professor of Old Testament – Co-author ‘A Modern Grammar for Biblical Hebrew’ DeRouchie is Research Professor of Old Testament and Biblical Theology at Midwestern Baptist Theological Seminary, where he also directs doctoral dissertations. He has been an instructor of biblical Hebrew and Greek at Gordon-Conwell Theological Seminary. Besides his Hebrew Grammar DeRouchie has written How to Understand and Apply the Old Testament: Twelve Steps from Exegesis to Theology (2017).