Mark S. Golub (1945 – January 31, 2023) was an American rabbi, media entrepreneur, television personality and educator. He created the television channel Jewish Broadcasting Service and the first Russian-language television channel produced in America, RTN (The Russian Television Network of America). Golub was the rabbi of Chavurah Aytz Chayim (Stamford, CT), and the host of ''L'Chayim'', a talk show he created in 1979 in which he interviewed prominent Jewish figures.
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