The Tafsir - the translation of the Torah into Arabic by Saadya Gaon, the dominant figure in shaping Judaeo-Arabic culture in the Middle Ages - is one of the most important works to have been produced by that glorious culture. Saadya's translation is a freer one than any other with which we are familiar. He diverges quite frequently from a literal rendering of the text, expressing a great many innovative and original hermeneutic notions. The present...