Harry Ostrer is a distinguished medical geneticist at Albert Einstein College of Medicine whose new book, Legacy: A Genetic History of the Jewish People, is not nearly as good as it could-or should-have been.Part of the difficulty arises from Ostrer's tendency to make un-nu-anced assertions. The book opens with the statement: "In June 2010, I published a scientific article that demonstrated a biological basis for Jewishness."
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