The Enlightenment, which marked a social and philosophical turn away from religion and toward science and reason, swept across Europe in the eighteenth century, and these civil and rational values were embraced byJewish intellectuals, bringing about a cultural revolution within traditional Jewish society. The story of this transformation is presented here through a close look at the works held in the Leopold Muller Memorial Library of the Oxford Centre for Hebrew and Jewish Studies, which was the private library of Leopold Zunz, the father of the Science of Judaism. As Shmuel Feiner and...