RABBI DR. J. DAVID BLEICH is  Rosh Yeshiva and Rosh Kollel le-Hora'ah at the Rabbi Isaac Elchanan Theological Seminary, Professor of Law at the Benjamin N. Cardozo School of Law and Herbert and Florence Tenzer Professor of Law and Ethics at Yeshiva University. He has served as visiting Gruss Professor at the University of Pennsylvania School of Law.

Rabbi Bleich, a distinguished scholar, prolific writer, bioethicist, and one of today's most respected halakhists is widely known as the author of the acclaimed seven-volume series, Contemporary Halakhic Problems, and many other works.