Along with Bill Bissett and bpNichol, he was a pioneer of the concrete poetry movement in Canada, and perhaps the first Canadian poet to explore visual collage embodying literary, philosophical and language references.
He left Toronto for Vancouver in 1968 and over the next decade relocated between Ontario and the west coast several times.
[1] In 1980 he settled in North Vancouver where he lived until finally moving to a farmhouse near Delhi, Ontario in 1992 where he died in May 1994.
On arriving in Toronto in 1966, Harris began working closely with bpNichol on various text and sound projects.
[2] He participated in the founding of the concrete poetry magazine grOnk with David Aylward, bpNichol and Rah Smith.