Irena Kogan holds a chair in comparative sociology at the University of Mannheim. Her research interests include ethnicity and migration, structural assimilation of immigrants, social stratification and mobility and transition form school-to-work. She is the author of a number of articles in international journals dealing with immigrants labour market integration and social stratification. Her recent book publications include an edited volume, together with Clemens Noelke and Michael Gebel, Making the Transition: Education and Labor Market Entry in Central and Eastern Europe (Palo Alto: Stanford University Press, 2011). Currently Irena Kogan is co-directing a number of projects, including Children of Immigrants Longitudinal Survey in Four European Countries (CILS4EU) (financed by the Norface), The Role of Social Resources for the Explanation of Ethnic Educational Inequalities in the German School System? (financed by the BMBF).