Nina Caspersen is Lecturer in the Department of Politics, Philosophy and Religion at Lancaster University. Her research interests are primarily centred on ethnic conflicts in the Balkans and the Caucasus, dynamics within ethnic groups and internal developments in unrecognised states. She has published a number of journal articles relating to this research and is a frequent presenter at international conferences and workshops.Gareth Stansfield is Professor of Middle East Politics and Director of the Institute of Arab and Islamic Studies at the University of Exeter. His current research is on the political development of post-2003 Iraq, in particular the interaction of religious and ethnic groups and conceptions of nationalism and federalism, and he is series editor of the Exeter Studies in Ethno Politics series with Routledge.