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When Science Meets Kashrut: How one woman blazed a trail in OU Kosher

At a bar mitzvah in Englewood, New Jersey, in the mid-1980s, Rabbi Menachem Genack, early in his career as rabbinic administrator of OU Kosher, was introduced to Dr. Judith Leff, a biochemist who was then working as a researcher in molecular biology at the Albert Einstein Medical College of Medicine in the Bronx. The rabbi […]

Rambam's Commentary on the Mishna