Isadore Twersky (a.k.a. Yitzhak Twersky) (1930-October 12, 1997) was the "Nathan Littauer Professor of Hebrew Literature and Philosophy" at Harvard University, a chair previously held by the illustrious Harry Austryn Wolfson. Twersky was an internationally recognized authority on Rabbinic literature and Jewish philosophy. He was especially known as an expert in the writings and influence of the 12th-century Jewish legalist and philosopher Maimonides. Wikipedia
The definitive Wikipedia entry for Isadore Twersky. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Isadore_Twersky
Isadore Twersky , Nathan Littauer Professor of Hebrew Literature and Philosophy, died Suday, Oct. 12, at Massachusetts General Hospital after a long illness. He was 67. Twersky, an authority on rabbinical literature and Jewish thought, was known for his www.hno.harvard.edu/gazette/1997/10.16/IsadoreTwerskyR.html
Professor Isadore Twersky was the Nathan Littauer Professor of Hebrew Literature and Philosophy at Harvard University. www.ou.org/publications/ja/5759winter/goldberg.htm