Georgios Varouxakis is Professor in History of Political Thought at Queen Mary University of London, and Co-director of the Centre for the Study of the History of Political Thought. His books include Liberty Abroad: J.S. Mill on International Relations (Cambridge, 2013).
Mark Philp is Professor of History and Politics at the University of Warwick, and an Emeritus Fellow or Oriel College, Oxford. He has worked extensively in the history of political thought and on political corruption and realist political theory. His books include Political Conduct (Harvard, 2007) and Reforming Political Ideas in Britain(Cambridge, 2013).