Principal Investigator, The Norwegian Election Studies since 1985. Adjoint Professor, Department of Political Science, University of Oslo. Ph.D (dr. philos.) in Political Science, University of Oslo, 1993. Visiting Scholar, Center for Political Studies, Institute for Social Research, University of Michigan 1983-84. Chair of the Board, The Norwegian Social Science Data Archive (NSD AS). Chair of the Board, Institute for Peace Research (PRIO), Oslo.