János Köllő is Senior Research Fellow and Research Director at the Institute of Economics of the Hungarian Academy of Sciences in Budapest where he has been working since his graduation from Corvinus (then Karl Marx) University of Budapest in 1977. His tenure was only interrupted by scholarships at Collegium Budapest – Institute of Advanced Study (1993-94) and University of Michigan Business School (2003). He is a Research Fellow at IZA, Bonn and the William Davidson Institute, Ann Arbor. He has written widely on unemployment in Central and Eastern Europe, demand for human capital, industrial relations and regional inequalities. He consulted in the elaboration of post-communist Hungary’s labor market institutions, and has been doing contract work for different Hungarian governmental agencies. He has participated in numerous international research projects sponsored by the Commission of the European Union, ILO, EBRD and the World Bank.