Born and grew up in the UK. Began playing jazz at 15. Studied physics at Oxford. While there made first forays into non-idiomatic improvisation (1961). Abandoned Ph.D research at Oxford in favour of music. Moved to Yugoslavia. Cofounder of the Radio Belgrade Electronic Studio. 14 years working with the Synthi 100 there, originally custom built for the Studio. Active as composer of chamber, vocal electronic and improvised music, leading the group I nteraction. In 1986 moved to Sweden, composing and developing computer music software at E MS. Member of FST and Fylkingen (board member). Producer at Fylkingen 1988-1992. Active as composer of electronic and instrumental works, and real-time composer on single reeds, didgeridoo, recorders, WX5, voice, laptop; currently with B OP, SoundQuartet, BONON, 2+ (with Liisa Pentti), The Great Learning Orchestra, and many ad hoc ensembles in Sweden and abroad. π with Virpi Pakhinen and Amit Sen.