Chief Scientist of the Israel Ministry of Immigration and Absorption, Professor of Political Science at Ariel and Bar-Ilan Universities. Graduated from the Institute of Africa of the USSR Academy of Sciences in Moscow. In 1991 he gained a post-doctorate at Oxford University. After immigrating to Israel in 1992, he received a Ph.D. in political science, worked as a teacher and researcher at Tel Aviv University and a number of other educational and research institutions. Author of eight books and numerous articles on social and political issues of Israel, Eastern Europe, Africa and the contemporary Jewish community.