************** APOLOGIES FOR CROSS POSTING ************** In honour of Paul Lazarsfeld's contribution to social scientific research, the sociology department of the Katholieke Universiteit Leuven (Belgium), in collaboration with the Institute for Social and Political Opinion research (ISPO) and the scientific research community on comparative an longitudinal research of the FWO are organizing an international symposium. At the symposium 25 invited speakers, all of them top researchers in their field, will present a comprehensive overview of recent developments in one of six fields of research in which Paul Lazarsfeld has been active. More specifically, the symposium consists of six sessions dealing with: Measurement (models), operationalization and survey research methods Causal inference, multivariate research and multilevel analysis Panel and longitudinal research Triangulation, integration of quantitative and qualitative research methods Electoral research Research on media-effects The opening presentation of the symposium will be given by Prof. Dr. Jonathan Cole, a distinguished scholar and former colleague of Paul Lazarsfeld from Columbia University. The symposium will take place on 4 and 5 June 2004 in Brussels, Belgium. More information about the programme and venue of the symposium can be found at the symposium website: http://www.kuleuven.ac.be/dvz/lazsite/index.php The website also has a registration page, on which one can register to either or both symposium days. Note that the number of participants is limited to 110 per day