Vijver, Fons J. R. Van De

JANET A. HARKNESS, PhD, is Director for Germany of the International Social Survey Program (ISSP), convenor and member of the ISSP methodology groups, and is internal coordinator of COMPASS, a five-country consortium of research institutes for European comparative social science survey research.

FONS J. R. Van de VIJVER, PhD, teaches cross-cultural psychology at Tilburg University, The Netherlands. He is Editor of the Journal of Cross-Cultural Psychology.

PETER Ph. MOHLER, PhD, is Director of ZUMA, member of the Board of Directors of GESIS, and a professor at Manheim University.