is Senior Researcher at the Max Planck Institute for the Study of Societies
(MPIfG) in Cologne. He taught sociology at the University of Mannheim and
coordinated, with Jelle Visser, the international project on 'The Development
of Trade Unions in Western Europe'. He is currently a J.F. Kennedy Fellow
(1999/2000) at the Center for European Studies (CES), Harvard University.
Jelle Visser is Professor of Empirical Sociology at the University
of Amsterdam and Director of CESAR, a labour relations research group. He
was a visting researcher at the Mannheim Centre for European Social Research.
Professor Visser is also a visting scholar at the Max Planck Institute for
the Study of Societies in Cologne. He has also served as consultant to the
OECD and ILO on union statistics.