Grand Rabbi
Yitzhak Aharon Korff (legal name
Ira A. Korff) is the
Rebbe of
Zvhil –
Mezhbizh. Since 1975 he has been the Chaplain of the City of
Boston (serving the Boston Police and Fire Departments, Mayor's Office, and other City departments and agencies) and spiritual leader of Congregation Bnai Jacob, Zvhil–Mezhbizh Beis Medrash of Boston, Miami, Florida, and
Jerusalem, Israel. He is a
dayan (judge of Jewish law) of the BaDaTz Boston
Beth din (rabbinical court) and
Vaad HaRabbonim (council of rabbis). He is also Consul General to the government of Austria and publisher of the Boston-based Jewish newspaper
The Jewish Advocate.