- Jesus Research: New Methodologies and Perceptions -- The Second Princeton-Prague Symposium on Jesus Research, Princeton 2007
- A Commentary on the Gospel of Thomas: From Interpretations to the Interpreted
- Jesus Research: An International Perspective (Princeton-Prague Symposia Series on the Historical Jesus)
- Commentary on the Gospel of Thomas: From Interpretations to the Interpreted (Jewish and Christian Texts in Contexts and Related Studies)
- Jesus in Geschichte Und Bekenntnis















