Muhal Richard Abrams

Muhal Richard Abrams (born Richard Lewis Abrams; September 19, 1930 – October 29, 2017) was an American educator, administrator, composer, arranger, clarinetist, cellist, and jazz pianist in the free jazz medium. He recorded and toured the United States, Canada and Europe with his orchestra, sextet, quartet, duo, and as a solo pianist. Provided by Wikipedia