John A. Hall is James McGill Professor of Comparative Historical Sociology at McGill University. His recent publications include Ernest Gellner (2010) and The Anatomy of Power: The Social Theory of Michael Mann (Cambridge University Press, 2006).
Siniša Malešević is a Professor and Head of the School of Sociology at University College Dublin. His recent publications include The Sociology of War and Violence (Cambridge University Press, 2010) and Identity as Ideology (2006).