Barry Kosmin is Director of the 1990 National Jewish population Survey and author of the Highlights of the CJF 1990 National Jewish Population Survey (1991), he is also co-author of One Nation Under God: Religion in Contemporary American Society (Harmony Books, 1993) and a former member of the faculty in the Ph.D. Program in Sociology at the Graduate Center of the City University of New York as well as former Director of Research at the Council of Jewish Federations.