Sheizaf Rafaeli (Hebrew: שיזף רפאלי‎) (born June 7, 1955) is an Israeli researcher, scholar of computer-mediated communication and newspaper columnist. He is professor and dean at the School of Management (Graduate School of Business Administration) Haifa GSB, University of Haifa Israel and additionally director of the Center for Internet Research Center for Internet Research and the Games for Managers Project. In the 1980s and 1990s he served as head of the Information Systems area at the Graduate School of business in the Hebrew University of Jerusalem. He is a senior research fellow at the Samuel Neaman Institute for National Policy, Technion.