Originally published in Encyclopaedia Judaica, Yearbook 1975-76 (1976), pp. 361-2. Galician hasidic author, descendant of Yom Tov Lippmann Heller, disciple of Jehiel Michel of Zloczow. Though there are numerous hasidic legends about Heller, few authentic biographical details are available. In his youth he ministered to the early hasidic masters Menahem Mendel of Peremyshlany and Dov Ber, the…