"Tudor Parfitt is Distinguished Professor and President Navon Professor of Sephardi and Mizrahi studies at Florida International University, USA. He is also Director of the Global Jewish Studies Program, a fellow of the Royal Historical Society and corresponding fellow of the Acadè;mie Royale des Sciences d'Outre-Mer, Belgium. His publications include In the Shadow of Moses: New Jewish Movements in Africa and the Diaspora (with Lis, Miles, 2016); Black Zion (with Bruder, 2012); and Black Jews in Africa and the Americas (2013).Netanel Fisher is a Visiting Lecturer in the Department of Sociology, Political Science and Communication at the Open University of Israel. His publications include The Conversion Challenge in Israel: Analysis and Recommendations (Hewbrew) (2015).".