Simon Gathercole is Senior Lecturer in New Testament Studies at the University of Cambridge and Fellow and Director of Studies in Theology at Fitzwilliam College, Cambridge. He is the author of Where is Boasting? Early Jewish Soteriology and Paul's Response in Romans 1–5 (2002), The Preexistent Son: Recovering the Christologies of Matthew, Mark, and Luke (2006) and The Gospel of Judas: Rewriting Early Christianity (2007). He is co-editor (with L. T. Stuckenbruck and S. D. E. Weeks) of The Book of Tobit (2004) and (with J. M. G. Barclay) Divine and Human Agency in Paul and his Cultural Environment (2008).

• Introduction; Part I. The Original Language of Thomas: 1. The problem of the original language of Thomas; 2. Methodological problems with Semitic theories; 3. Arguments against Semitisms; 4. Positive evidence for a Greek-language origin; Part II. The Synoptic Gospels and Thomas: 5. Arguments against independence; 6. Thomas and the Synoptics: a method for assessing influence; 7. Matthew in the Gospel of Thomas; 8. Luke in the Gospel of Thomas; 9. The influence of Matthew and Luke: summary and evaluation; Part III. Thomas and Other Early Christian Literature: 10. Paul in the Gospel of Thomas; 11. Hebrews in the Gospel of Thomas; 12. The 'two ways' source and the Gospel of Thomas; Conclusion.