Herbert Marshall McLuhan, communication theorist (born 21 July 1911 in Edmonton, AB; died 31 December 1980 in Toronto, ON). Professor of English at the University of Toronto, McLuhan became internationally famous during the 1960s for his studies of the effects of mass media on thought and behaviour.
Robert Bruce Salter, CC, OOnt, FRSC, orthopedic surgeon, university professor (born 15 December 1924 in Stratford, ON; died 10 May 2010 in Toronto, ON). One of the most respected and best-known orthopedic surgeons in the world, Salter lectured in 35 countries and was recognized for innovative methods of orthopedic treatment, including the Salter operation for children and young adults with abnormal hip joints.
He presented his plan for a steam fog whistle to the Lighthouse Commissioners in 1853. A steam alarm was installed on Partridge Island in 1860 but not until a government report recognized Foulis's earlier contribution did he gain recognition as inventor of the world's first steam-operated fog alarm.