These two successors to Rav and Shmuel were in many ways their mirror images. They were experts in differing areas of Jewish Law, each an accepted "specialist" in his own right. More notable still were their very distinct personalities. With stories from the Talmud, Rabbi Wein contrasts the humble Rabbi Nachman to the iron-willed Rabbi Sheshis and shows how their shared leadership of the Jewish people impacted Torah scholarship.