Matthias Koenig is professor of sociology at the University of Göttingen and Max Planck Fellow at the Max Planck Institute for the Study of Religious and Ethnic Diversity. He was visiting professor at the École Pratique des Hautes Etudes in Paris, at the University of Toronto, and at the University of Michigan. He has published widely on the governance of religious diversity, human rights, and immigrant integration in Europe in journals such as Ethnic and Racial Studies, Ethnicities, International Migration Review, International Sociology, and Law and Social Inquiry. His most recent book is Religion and National Identities in an Enlarging Europe (co-edited with W. Knöbl and W. Spohn, Palgrave 2015). A Visiting Scholar at the Weatherhead Center for International Affairs of Harvard University, he currently conducts global comparative research on constitutional minority rights provisions and on religious movement mobilization in transnational legal arenas.