Robert Nathaniel Mann (July 19, 1920 – January 1, 2018) was a violinist, composer, conductor, and founding member of the Juilliard String Quartet, as well as a faculty member at the Manhattan School of Music. Mann, the first violinist at Juilliard, served on the school's string quartet for over fifty years until his retirement in 1997.
Mann played and performed on many instruments, including those made by Antonio Stradivari and John Young. Mann was the subject of a 2014 documentary, titled Speak the Music.
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