Jean-Paul Riopelle to abstract expressionism), in which he used myriad tumultuous cubes and triangles of multicolored elements, facetted with a palette knife, spatula, or trowel, on often large canvases to create powerful atmospheres. The presence of long filaments of paint in his painting from 1948 through the early 1950s has often been seen as resulting from a dripping technique like that of Jackson Pollock. Rather, the creation of such effects came from the act of throwing, with a palette knife or brush, large quantities of paint onto the stretched canvas (positioned vertically). Riopelle's voluminous impasto became just as important as color. His
Jack Chambers (artist) Jack Chambers (artist) John Richard Chambers (March 25, 1931–April 13, 1978) was a Canadian artist and filmmaker. Born in London, Ontario, Chambers' painting style shifted from surrealist-influenced to photo-realist-influenced. He used the term "Perceptual Realism" and later "perceptualism" to describe his style. He began working with film in the 1960s, completing six by 1970. Stan Brakhage proclaimed Chambers' "The Hart of London" as "one of the greatest films ever made." Born John Richard Chambers in London, Ontario, Chambers signed his name as John until 1970 and thereafter was known as Jack professionally and posthumously. Chambers spent eight years (1953–1961) studying