| Institution: | Postdoctoral Fellow at the National Institute of Educational Measurement (CITO), P.O. Box 1034, 6801MG, Arnheim, The Netherlands. His specializations are structural equation models and psychometrics.;Associate Professor, Faculty of Educational Sciences, University of Amsterdam, Wibautstraat 4, 1091 GM, Amsterdam, The Netherlands. His specialization is mathematical psychology.;Professor, Department of Methods and Statistics, FSW Utrecht University, P.O. Box 80140, 3508 TC, Utrecht, The Netherlands. His specializations are multilevel modeling, structural equation modeling, and meta-analysis.;Professor, Faculty of Educational Sciences, University of Amsterdam, Wibautstraat 4, 1091 GM, Amsterdam, The Netherlands. His specializations are language learning and international comparative research. |
