Double bassist who produced works in a variety of musical styles, including jazz, neoclassicism, free improvisation, minimalism, historicism, experimental music, and avant-garde.
He studied philosophy at Sheffield University before deciding to concentrate on music. He played in the Joseph Holbrooke Trio with guitarist Derek Bailey and drummer Tony Oxley.
His earlier work was heavily influenced by the indeterminist minimalism that John Cage made popular.
He fathered two children with his wife Anna Tchernakova and also had two children from a previous marriage.
He collaborated with producer Brian Eno on numerous occasions.