Christopher W. Skinner (PhD, Catholic University of America) is professor of New Testament and early Christianity and director of the Graduate Program in the Theology Department at Loyola University Chicago. He is the author of numerous books, articles, and book chapters. His areas of specialization include the Gospel of Mark, Johannine literature, the historical Jesus, and the Gospel of Thomas.

Nijay K. Gupta (PhD, University of Durham) is professor of New Testament at Northern Seminary. He is the author of several academic books including 1-2 Thessalonians (ZCINT), Paul and the Language of Faith, 15 New Testament Words of Life and has published commentaries on Colossians, Philippians, and Galatians. He is co-editor of The State of New Testament Studies and the second edition of Dictionary of Paul and His Letters.