T. Desmond Alexander (PhD, The Queen's University of Belfast) is senior lecturer in biblical studies and director of postgraduate studies at Union Theological College in Belfast. Alexander is the chairman of the Tyndale Fellowship for Biblical and Theological Research, served as coeditor of The New Dictionary of Biblical Theology, and has written many volumes in the area of biblical theology. T. D. is married to Anne, and they have two adult children.

Miles V. Van Pelt (PhD, The Southern Baptist Theological Seminary) is the Alan Belcher Professor of Old Testament and Biblical Languages, academic dean, and director of the Summer Institute for Biblical Languages at Reformed Theological Seminary, Jackson. He also serves on the pastoral staff of Grace Reformed Church in Madison, Mississippi. He and his wife, Laurie, have four children.

Dane C. Ortlund (PhD, Wheaton College) serves as senior pastor of Naperville Presbyterian Church in Naperville, Illinois. He is the author of Gentle and Lowly: The Heart of Christ for Sinners and Sufferers and Deeper: Real Change for Real Sinners. Dane and his wife, Stacey, have five children.