Yosef Avraham haLevi Heller is an American Orthodox rabbi and a member of the Chabad Hasidic movement.
Rabbi Heller serves as an emeritus member of the Bais Din Tzedek (Jewish Rabbinical Court) of the Chabad community in Crown Heights, Brooklyn; he is an authority on Halacha (Jewish law) and Hasidic philosophy.
[2][3] As a member of the Crown Heights Beth Din (rabbinical court), Rabbi Heller is considered [by whom?]
[4] The rabbinical court is the spiritual and religious body governing the Crown Heights Chabad community.
[7][2][3][9] In Orthodox Judaism, it is customary for every community to establish a communal institution where a group of adult men study during the day.