Professional scholar, educator, public intellectual and journalist, Waller R. Newell was educated at the University of Toronto and Yale University. His specialties include the history of ancient and modern political thought, with an emphasis on Plato, Aristotle, Xenophon, Machiavelli, Hobbes, Rousseau, Hegel, Nietzsche and Heidegger. He has also written books for a wider audience on the manly virtues and on great political leadership. He is very interested in the history of revolutionary extremism from the Jacobins down to the present, explored in his topical journalism and the subject of an upcoming book. His new book TYRANNY: A NEW INTERPRETATION has just been published by Cambridge University Press.