CENTRE METHODOLOGY FOR EMPIRICAL EDUCATIONAL RESEARCH (A. Munter & P. Onghena): * The possibilities and limits of the analytical empirical approach for practical educational research. * The criteria for the methodological discipline displayed in practice research. * The sources of errors occurring in experi- ment and interview (socially desirable answers, respondent roles, response sets, interviewers biasing effects). * The connection process of questionnaires. * Axiomatic measurement theory. * Single-case experimental design. * Computer-intensive statistical procedures: Randomization and permutation, Bootstrap, Bayesian data-analysis. * Multilevel analysis, meta-analysis, and multiple testing problems. * Time-series analysis. * Teaching of statistics.