Avraham Osdoba

Avraham Osdoba is an Orthodox rabbi and a member of the Chabad Hasidic movement. Rabbi Osdoba serves as a rosh yeshiva in 770 in addition to being a member of the Bais Din Tzedek of the Chabad community in Crown Heights, Brooklyn; he is an authority on Halacha, Talmud and Hasidic philosophy.

Rabbi of Crown Heights

As a member of the Crown Heights Beth Din (rabbinical court), Rabbi Osdoba is one of the community's Marah D'Asra. The rabbinical court is the spiritual and religious body governing the Crown Heights Chabad community. There are currently three rabbis serving on the Beth Din:

Each hold the title Marah D'Asra. As head of the court, Rabbi Osdoba holds the additional title of Av Beth Din.
The Crown Heights rabbinical court is funded by the Crown Heights Jewish Community Council (CHJCC), a religious corporation representing the Jewish community of Crown Heights.

Appointment

In 1986, the Lubavitcher Rebbe encouraged the chasidim to vote for the members of the bais din. Rabbi Osdoba along with Rabbi Heller and Rabbi Marlow won the election and they each assumed the title Mara D'Asra. Rabbi Osdoba assumed the role as Av Beth Din of the rabbinical court, following the death of Rabbi Yehuda Kalmen Marlow, the court's first head rabbi.

Crown Heights Kashrus

Aside from the usual responsibilities of a community rabbi Rabbi Osdoba also administers Crown Heights Kashrus (CHK, a kosher certification agency operating under the Crown Heights rabbinical court.