Both Bertrand Russell and Marshall McLuhan were philosophers during the same era, but did only Marshall McLuhan taught at the University of Cambridge. 
Bertrand Russell: Bertrand Arthur William Russell, 3rd Earl Russell, ( ; 18 May 1872 – 2 February 1970) was a British philosopher, logician, mathematician, historian, writer, social critic, political activist and Nobel laureate. Marshall McLuhan: Herbert Marshall McLuhan {'1': ", '2': ", '3': ", '4': "} (July 21, 1911December 31, 1980) was a Canadian professor, philosopher, and public intellectual. Marshall McLuhan:  He studied 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.
i don't know