(1867-1933), a philosopher who taught at the University of Heidelberg from 1918–1922, stimulated and encouraged Ehrlich with his doctoral dissertation, which was titled "Der Freiheitsbegriff bei Kant und Schopenhauer" (1920) (The Concept of Freedom in Kant and Schopenhauer).Robert Simpson (brewer)

Robert Simpson was the first mayor of Barrie, Ontario, from 1871 to 1872, and again in 1876.