Canadian musician born in 1953. His early groups included Gandharva and Mergélèpe-Guorismogue. In 1973 he started studying music theory with Iannis Xenakis and met John Cage. That same year he joined the concert promotion group Atelier de musique expérimentale (AME). In 1975 he started experimenting with electronic music and eventually studied with Alcides Lanza.