David S. Ribner earned his BA, Rabbinic Ordination, MS and MSW degree from Yeshiva University and his doctorate from Columbia University. He is the founder and chairman of the Sex Therapy Training Program, Bar-Ilan University, Israel and is certified as a sex therapist and supervisor in the U.S and Israel. He is in private practice as a sex and marital therapist in Jerusalem, has authored some 40 articles and book chapters and writes and lectures extensively on cultural sensitivity and sexuality. He is also the co-author of Et Le’ehov (A Time to Love): The Newlywed’s Guide to Physical Intimacy. He is an Associate Editor of the journal Sexual and Relationship Therapy and in addition to AASECT, is a member of the Israel Society for Sex Therapy and the International Academy for Sex Research.