was an energetic force in Chicago's Hasidic Jewish community, overseeing the Lubavitch-Chabad movement in Illinois and helping to establish 37 Chabad centers around the state.

"His leadership style was one of encouragement and enthusiasm. He greatly enjoyed seeing other people doing well, and he was extraordinarily supportive," said Rabbi Baruch Epstein, a fellow member of the Lubavitch-Chabad movement who worked with Rabbi Moscowitz to open a synagogue in West Rogers Park in 1995.