found: His Heliograms [SR] p1982:label (Jean Piché) insert (b. 1951 in Trois-Rivières, Quebec)
found: NLC, 8-19-85(AA2: Piché, Jean, 1951- )
found: Wikipedia, November 18, 2021:Jean Piché (Jean Piché; born 1951 in Trois-Rivières, Québec; Canadian composer, video artist, and software developer; has taught electro-acoustic composition in the Facuty of Music at the University of Montréal since 1988, where his students "are known to explore visual space (visual sound in space) through sound installations"; since the early 1990s, "has focused on the creation of hybrid compositions involving abstract moving images which he calls "videomusic")
notfound: Grove music online, November 18, 2021.