 He was succeeded by Gordon Tucker, who became dean of the Rabbinical School in 1984.In June 1973, the Seminary's Institute for Advanced Studies in the Humanities was granted permission to grant Ph.D. degrees in Jewish History, Bible, Talmud, Jewish philosophy, and Hebrew.In 1975, the Seminary replaced the Institute for Advanced Studies in the Humanities with the Graduate School of the Jewish Theological Seminary, which brought together JTS's non-theological academic training programs.