• External Assessor for CUP, OUP, E.J. Brill, and various leading academic journals
• Assessor for various promotion and tenure committees in USA, Israel, and the UAE.
• Examiner for Ph.D. theses in the UK and Israel.
• Co-editor (with Prof. Guy Stroumsa) of monograph series Oxford Studies in the Abrahamic Religions (Oxford University Press)
• Editorial Board of The Marginalia Review of Books
• Editorial Board of IQSA Studies in the Qur’an
• Full member of The Magic Circle since 2000.