Professor Isadore Twersky was a rabbi and the Nathan Littauer Professor of HebrewLiterature and Philosophy at Harvard University. An internationally recognized authority onRabbinic literature and Jewish philosophy, he was especially known as an expert in the writings and influence of the 12th-century Jewish philosopher Maimonides.

"An excellent introduction to the whole range of Maimonidean teachings" --Professor Salo W. Baron, Columbia University"Professor Twersky has performed a remarkable service to the scholarly community as well as to the general reading public." --Professor Christopher F. Mooney, S.J., Woodstock College"A superb volume of judicious selections from the various works of Maimonides." --Professor H.A. Wolfson, Harvard University