Complex sentence: Robert Bothwell (born 17 August 1944) is a professor of Canadian history, and the foremost scholar on Canadian Cold War participation, as well as a frequently published author.
Split into simpler sentences: Robert Bothwell (born 17 August 1944) is a Canadian professor of Canadian history and author. Bothwell is considered to be the foremost scholar on Canadian Cold War participation, as well as a frequently published author.