Which American minimalist composer created the symphony Naïve and Sentimental Music, first performed in 1999?
Naïve and Sentimental Music:  It received its first public performance by the Los Angeles Philharmonic conducted by Esa-Pekka Salonen on February 19, 1999. John Adams (composer): John Coolidge Adams (born February 15, 1947) is an American composer of classical music and opera, with strong roots in minimalism.
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