Complex sentence: His career in journalism began with the Saskatoon Star-Phoenix in 1958 after which he moved on to the Edmonton Journal, the Canadian Press, a year as chairman of the journalism department at Mount Royal College in Calgary and then the CBC in 1965.
Split into simpler sentences: His career in journalism began with the "Saskatoon Star-Phoenix" in 1958 after which he moved on to the "Edmonton Journal", and later the Canadian Press. He spent a year as chairman of the journalism department at Mount Royal College in Calgary before joining the Canadian Broadcasting Corporation in 1965.