Rodolphe Kasser, Ph.D., a professor emeritus on the Faculty of Arts at the University of Geneva, is one of the world’s leading Coptologists. He has organized the restoration and prepared the editio princeps of Codex Tchacos, containing the Gospel of Judas and three other Coptic Gnostic texts.

Marvin Meyer, Ph.D., Griset Professor of Bible and Christian Studies at Chapman University and Director of the Chapman University Albert Schweitzer Institute, is one of the foremost scholars on Gnosticism, the Nag Hammadi Library and texts about Jesus outside the New Testament.

Gregor Wurst, Ph.D., is professor of Ecclesiastical History and Patristics at the University of Augsburg, Germany.

Bart D. Ehrman, Ph.D., is the James A. Gray Distinguished Professor and Chair of the Department of Religious Studies, University of North Carolina at Chapel Hill, and an expert on early Christianity.