Otto Klemperer

Otto Klemperer (14 May 1885 – 6 July 1973) was a German-born conductor and composer of Jewish descent, celebrated for his commanding interpretations of the Austro-German repertoire spanning Beethoven, Brahms, Mahler, and Wagner. Born in Breslau to Jewish parents—though he converted to Catholicism in 1919—Klemperer trained at the Hoch Conservatory in Frankfurt and under Hans Pfitzner in Berlin, launching his career under Gustav Mahler's influence with early posts in Prague, Hamburg, and Strasbourg. As director of the Kroll Opera in Berlin from 1927 to 1931, he championed modernist works by composers like Schoenberg, Hindemith, and Stravinsky alongside classical operas, fostering innovative productions that emphasized dramatic depth. Forced to emigrate in amid Nazi persecution following controversial performances, he took the helm of the Los Angeles Philharmonic from to 1939, expanding its repertoire before a 1939 brain tumor surgery and ensuing bipolar episodes led to institutionalization and career setbacks. Resuming after World War II with engagements in Budapest and guest appearances, Klemperer's late-career pinnacle came as principal conductor for life with London's Philharmonia Orchestra from 1955, yielding landmark stereo recordings noted for their monumental scale, rhythmic precision, and unflinching structural logic.

The couple had two children: son Werner, born March 22, 1920, in Cologne, and daughter Lotte, born in 1923. In 1933, as Nazi persecution intensified due to Klemperer's Jewish heritage, the family fled Germany, first to Switzerland and then to the United States, where they faced financial hardships and Klemperer's health challenges.