Ives continues to influence contemporary composers, arrangers and musicians. They sang songs written by professional composers and poets/songwriters. The Moravian Church produced many composers and musicians. He remains a major influence on musicians and composers. CBL has always been open for collaboration with other composers and musicians. Moog refined the synthesizer in response to requests from musicians and composers. Brahms loved the classical composers Mozart and Haydn. He is a fellow of the British Academy of Songwriters, Composers and Authors. Barry is a fellow of the British Academy of Songwriters, Composers and Authors. There are also pieces by classical composers. This includes the subsidy of new works by composers, writers and artists. This is a list of classical music composers by era. Rubinstein recorded much of the core piano repertoire, particularly that of the Romantic composers. McCartney is one of the most successful composers and performers of all time. She sang many songs under many famous composers.