About Leon Harold Craig Leon Harold Craig is a professor emeritus in the Department of Political Science at the University of Alberta. Books by Leon Harold Craig The Platonian Leviathan by (author) Leon Harold Craig Of Philosophers and Kings Political Philosophy in Shakespeare's Macbeth and King Lear by (author) Leon Harold Craig The War Lover A Study of Plato's Republic by (author) Leon Harold Craig The War Lover A Study of Plato's Republic by (author) Leon Harold Craig