From a shtetl orphan in Kopeczovke to a preeminent scholar of Geonic literature, Dr. Moshe Zucker embodied the remarkable synthesis of traditional Jewish learning and modern academic scholarship. Three distinguished colleagues offer intimate biographical reflections and scholarly assessments from his September 1987 shloshim service at the Jewish Theological Seminary of America. Their tributes illuminate Zucker's masterful command of Arabic, Hebrew, and Talmudic literature, particularly his groundbreaking research on Rav Saadiah Gaon and pioneering work with Genizah manuscripts. As one of the last European-trained traditional scholars, Zucker uniquely bridged Orthodox practice with critical Western methodology, while establishing himself as an authority on medieval Jewish philosophy and Karaite polemics. His scholarly legacy, developed in partnership with his wife Manya, includes extensive recovery of lost Arabic Geonic writings and exceptional Hebrew language pedagogy. Through unwavering commitment to both traditional observance and academic rigor, Zucker left an invaluable foundation for future historians of the Geonic period while exemplifying deep connections to Zionism and Hebrew language revival.