Steve Bruce (summer seminar 2009), professor of Sociology, University of Aberdeen.
Robert W. Hefner (summer seminars 2007-...), Professor of Anthropology and Associate Director of the Institute on Culture, Religion and World Affairs at Boston University.
John Hutchinson (summer seminars 2007-...), Reader in Nationalism at the London School of Economics.  
Ronald Inglehart (summer seminar 2007), Professor of Political Science and Programme Director at the Institute for Social Research at the University of Michigan. 

Peggy Levitt  (summer seminar 2012) Professor of Sociology at Wellesley College, Co-Director of the Transnational Studies Initiative at Harvard University and International Fellow at the Faculty of Social Sciences, VU University Amsterdam.

Tariq Modood  (summer seminar 2008), professor of sociology, politics and public policy, the founding director of the Centre for the Study of Ethnicity and Citizenship at the University of Bristol.

Valentine M. Moghadam (summer seminar 2007), Professor of Sociology and Women’s Studies and Director of the Women’s Studies Programme at Purdue University. 

Scott M. Thomas (summer seminar 2011), Senior Lecturer in International Relations and the Politics of Developing Countries, University of Bath and Research Fellow in the Centre for Christianity and Interreligious Dialogue, Heythrop College, University of London.

David Voas (summer seminar 2009), Simon Professor of Population Studies, Institute for Social Change, University of Manchester.
Chris Welzel (summer seminars 2007-2008), professor of Political Science at the School of Humanities and Social Sciences - Integrated Social Sciences at Jacob University Bremen.