Menachem Nochum Twersky[1] of Chernobyl, aka the Me'or Einayim, (born 1730, Norynsk , Volhynia - died 1787, Chernobyl, Polish–Lithuanian Commonwealth) was a Ukrainian rabbi, and the founder of the Chernobyl Hasidic dynasty.[2] He was a disciple of the Baal Shem Tov and the Maggid of Mezritch, and published one of the first works of Hasidic thought.[3] He is considered one of the pioneers of the Hasidic movement.[citation needed][4]