Eliya Ribak graduated from Reading University in 2006 with a PhD in the archaeology of religion entitled: Religious Communities in Byzantine Palestina: the Relationship between Judaism, Christianity and Islam, AD 400 – 700. The thesis was subsequently published as a BAR. She is currently lecturing at Oxford University, Open University and Birkbeck College. Her research interests focus on Byzantine Palestina and the Byzantine Empire. She has published papers on art historical and architectural aspects of churches and synagogues in Byzantine Palestina and their implications to the rest of Byzantium and is presently writing an article on purity and water in Judaism, Christianity and Islam.