(b Goole, 1943).
Eng. composer. Played in jazz groups in 1960s. Joined group of leading experimental Eng. composers who were influenced by Cage, Satie, and others. Lect. in mus., Leicester Polytechnic 1970–85, prof. from 1985. Works incl. Medea, opera (1982–4); 3 str. qts. (1985, 1990, 1998); The Black River, sop., org. (1991); The Green Ray, sax., orch. (1991); The East Coast, bass ob., chamber orch. (1994); Dr Ox's Experiment, opera (1997); Planet Earth, cont., instr. ens. (1998); A Time and Place, org. (1999); vn. conc. (The Bulls of Bashan), vn., str. (2000); Marconi's Madrigal, sop., ten. (2001); Psalm 83, mixed ch. (2003); Creamer Etudes, ww., perc., pf. (2005); and various works employing indeterminacy.