Phillip Glass has written concertos.
Philip Morris Glass -LRB- born January 31 , 1937 -RRB- is an American composer .. He is considered one of the most influential music makers of the late 20th century .. Glass 's compositions have been described as minimal music , similar to other `` minimalist '' composers including La Monte Young , Steve Reich and Terry Riley .. minimal music. minimal music. Steve Reich. Steve Reich. Terry Riley. Terry Riley. However , Glass has described himself instead as a composer of `` music with repetitive structures '' , which he has helped evolve stylistically .. Glass founded the Philip Glass Ensemble , with which he still performs on keyboards .. Philip Glass Ensemble. Philip Glass Ensemble. He has written numerous operas and musical theatre works , eleven symphonies , eleven concertos , seven string quartets and various other chamber music , and film scores .. operas. operas. symphonies. symphony. chamber music. chamber music. Three of his film scores have been nominated for Academy Awards .. Academy Awards. Academy Awards