John H. Walton (PhD, Hebrew Union College) is professor of Old Testament at Wheaton College Graduate School. He is the author or coauthor of several books, including Chronological and Background Charts of the Old Testament; Ancient Israelite Literature in Its Cultural Context; Covenant: God's Purpose, God's Plan; The IVP Bible Background Commentary: Old Testament; and A Survey of the Old Testament.

Janet Nygren is currently the Women's Ministry Coordinator for the Princeton Presbyterian Church (PCA) in Princeton, NJ.

Karen H. Jobes is the Gerald F. Hawthorne Professor of New Testament Greek and Exegesis at Wheaton College. She is the author of many articles and several books, including The NIV Application Commentary: Esther.