Greg is Professor of New Testament and Biblical Theology at Westminster Theological Seminary in Philadelphia, Pennsylvania. He earned a BA and an MA from Southern Methodist University, a ThM from Dallas Theological Seminary, and a PhD from the University of Cambridge. He has served on the faculties of Grove College, Wheaton College Graduate School, and now Westminster. He is the author of several academic articles and books, including A New Testament Biblical Theology, The Temple and the Church’s Mission: A Biblical Theology of the Dwelling Place of God, and The Book of Revelation in the NIGTC series.