Meredith Jane Monk is an American composer, performer, director, vocalist, filmmaker, and choreographer. Since the 1960s, Monk has created multi-disciplinary works which combine music, theatre, and dance, recording extensively for ECM Records. Her music is vocal based and highly experimental. Wiki
https://www.theguardian.com/music/tomserviceblog/2012/nov/19/contemporary-music-guide-meredith-monk