Alan Taylor Farnes, PhD. (2018), University of Birmingham (UK), is an independent scholar focusing mainly on New Testament textual criticism. He has published a monograph entitled Simply Come Copying (Mohr Siebeck, 2019) and articles in papyrology and New Testament exegesis.

Scott D. Mackie, Ph.D. (2006) has taught at Chapman University, Loyola Marymount University, and Fuller Seminary. He is the author of Eschatology and Exhortation in the Epistle to the Hebrews (Mohr Siebeck, 2007) and The Letter to the Hebrews: Critical Readings (Bloomsbury, 2018).

David T. Runia, Ph.D. (1983), D.Litt. (2003), is Professorial Fellow in the School of Historical and Philosophical Studies at the University of Melbourne and Honorary Professor in the Institute for Religion and Critical Inquiry, Australian Catholic University. He has published widely on the history of ancient philosophy, with a particular emphasis on the thought of Philo of Alexandria.