Ian Angus teaches humanities and sociology at Simon Fraser University in Canada. He is the author of A Border Within: National Identity, Cultural Plurality and Wilderness ; Primal Scenes of Communication ; Technique and Enlightenment: Limits of Instrumental Reason ; and George Grant's Platonic Rejoinder to Heidegger . Ernesto Laclau is Professor of Political Theory in the Department of Government, University of Essex, and Distinguished Professor for Humanities and Rhetorical Studies at Northwestern University. He is the author of, amongst other works, Hegemony and Socialist Strategy (with Chantal Mouffe), New Reflections of the Revolution of Our Time , The Populist Reason , Contingency, Hegemony, Universality (with Judith Butler and Slavoj Zizek), and Emancipation(s) . Chantal Mouffe is a Senior Research Fellow at the Centre for the Study of Democracy at the University of Westminster. Her books include The Return of the Political ; Hegemony and Socialist Strategy (with Ernesto Laclau); The Dimensions of Radical Democracy ; Gramsci and Marxist Theory ; Deconstruction and Pragmatism ; The Democratic Paradox ; and The Challenge of Carl Schmitt , all from Verso.