Political Thought By M.Judd Harmon. From Plato to Present. This Book is one of the best recommended books for CSS Optional Subject Political Science, Many Teachers, Seniors and Mentors are advising css aspirants to go for the book Political Thoughts By M Judd Harmon. Book covers Plato, Aristotle, Roman and Medieval political thought, St. Thomas Aquinas, Machiavelli, Luther and Calvin, the Divine Right of Kings, Hobbes, Locke, Marx, Lenin, Fascism and more. Roy L. Harmon, coauthor of “Reinventing the Factory” (The Free Press, 1990) and author of “Reinventing the Factory II” (The Free Press, 1992), founded Andersen Consulting’s factory productivity practice and provides advice to its clients throughout the world.