1898-1964 1918-1990 20thcentury berlin bernstein biography cantors(judaism) civilization composers conductors(music) germany glanz history historyandcriticism jewishactors jewishentertainers jewishinfluences jewishlyricists jewishmusicians jewishtheatricalproducersanddirectors jews jewsinpopularculture jewsintheperformingarts leib leonard migrations music musicals newyork newyork(state) popularmusic stefan synagoguemusic theater unitedstates wolpe yiddish