Marshall McLuhan was a controversial television.
Marshall McLuhan . He was educated at the University of Manitoba and the University of Cambridge ; he began his teaching career as a Professor of English at several universities in the U.S. and Canada before moving to the University of Toronto , where he remained for the rest of his life . He was a fixture in media discourse in the late 1960s , though his influence began to wane in the early 1970s . In the years after his death , he continued to be a controversial figure in academic circles .