Publications
The full publication list of each staff member can be found on their personal page. Below you can find a selection of key publications.
Isis Bulté
Bulté, I., & Onghena, P. (2008). An R package for single-case randomization tests. Behavior Research Methods, 40, 467-478.
Eva Ceulemans
Ceulemans, E., & Kiers, H.A.L. (2006). Selecting among three-mode principal component models of different types and complexities: A numerical convex hull based method. British Journal of Mathematical & Statistical Psychology, 59, 133-150. 
Ceulemans, E., & Van Mechelen, I. (2003). Uniqueness of N-way N-mode hierarchical classes models. Journal of Mathematical Psychology, 47, 259-264.
Ceulemans, E., & Van Mechelen, I. (2005). Hierarchical classes models for three-way three-mode binary data: Interrelations and model selection. Psychometrika, 70, 461-480.
Ceulemans, E., & Van Mechelen, I. (2008). CLASSI: A classification model for the study of sequential processes and individual differences therein. Psychometrika, 73,107-124.
Ceulemans, E., Van Mechelen, I., & Leenen, I. (2003). Tucker3 hierarchical classes analysis. Psychometrika, 68, 413-433.
Ceulemans, E., Van Mechelen, I., & Leenen, I. (2007). The local minima problem in hierarchical classes analysis: An evaluation of a simulated annealing algorithm and various multistart procedures. Psychometrika, 72, 377-391.
Karin Hannes
Hannes, K., Pieters, G., Simons, W., Hermans, G., Goedhuys, J., & Aertgeerts, B. (2009). Exploring barriers to the implementation of Evidence-Based Practice in psychiatry to inform health policy: a focus group based study. Community Mental and Health Journal. doi:10.1007/s10597-009-9260-1
Hannes, K., Staes, F., Vangesselen, S., Goedhuys, J., & Aertgeerts, B. (2009). Implementing Evidence-Based Physiotherapy: a focus group based study. Physiotherapy Theory and Practice 25(7), 476-488.
Hannes, K., Norré, D., Goedhuys, J., Naert, I. &, Aertgeerts, B. (2008). Barriers to the implementation of Evidence-Based Dentistry: a focus group based study. Journal of Dental Education 72(6), 736-744.
Hannes, K., Vandersmissen, J., De Blaeser, L., Goedhuys, J., Peeters, G., Schepers, R., & Aertgeerts, B. (2007). Barriers to Evidence-Based Nursing: a focus group study. Journal of Advanced Nursing 60(2), 162-171.
Hannes, K., Claes, L., & the Belgian Campbell Group (2007). Learn to read and write systematic reviews: the Belgian Campbell Group as a local partner. Research on Social Work Practice 17, 748-753.
Hannes, K., Leys, M., Buntinx, F., Vermeire, E., Aertgeerts, B., & Depoorter, A. M. (2005). Implementing Evidence-Based Medicine in general practice: a focus group based study. BMC-family practice 6(37), 1-13.
Mieke Heyvaert
Heyvaert, M., Maes, B., Van den Noortgate, W., Kuppens, S., & Onghena, P. (2012). A multilevel meta-analysis of single-case and small-n research on interventions for reducing challenging behavior in persons with intellectual disabilities. Research in Developmental Disabilities, 33, 766-780. doi:10.1016/j.ridd.2011.10.010
Heyvaert, M., Maes, B., & Onghena, P. (2011). Mixed methods research synthesis: Definition, framework, and potential. Quality & Quantity, In press. doi:10.1007/s11135-011-9538-6
Heyvaert, M., Maes, B., & Onghena, P. (2010). A meta-analysis of intervention effects on challenging behaviour among persons with intellectual disabilities. Journal of Intellectual Disability Research, 54, 634-649. doi:10.1111/j.1365-2788.2010.01291.x
Patrick Onghena
Onghena, P. (1992). Randomization tests for extensions and variations of ABAB single-case experimental designs: A rejoinder. Behavioral Assessment, 14, 153-171. 
Onghena, P., & Van Houdenhove, B. (1992). Antidepressant-induced analgesia in chronic non-malignant pain: A meta-analysis of 39 placebo-controlled studies. Pain, 49, 205-219.
Onghena, P., & Edgington, E. S. (1994). Randomization tests for restricted alternating treatments designs. Behaviour Research and Therapy, 32, 783-786.
Onghena, P., & Edgington, E. S. (2005). Customization of pain treatments: Single-case design and analysis. Clinical Journal of Pain, 21, 56-68.
Onghena, P. (2005). Single-case designs. In B. Everitt & D. Howell (Eds.), Encyclopedia of statistics in behavioral science: Vol. 4 (pp. 1850-1854). New York: Wiley.
Onghena, P. (2007). N-of-1 randomized clinical trials. In V. Berger (Ed.), Design and analysis of randomized clinical trials: Design, analysis & theory. London: Henry Stewart Talks Ltd (online at http://www.hstalks.com/?t=BL0441495-Onghena).
Wim Van den Noortgate
Van den Noortgate, W., De Boeck, P., & Meulders, M. (2003). Cross-classification multilevel logistic models in psychometrics. Journal of Educational and Behavioral Statistics, 28, 369-386.
Van den Noortgate, W., & Onghena, P. (2003). Hierarchical linear models for the quantitative integration of effect sizes in single-case research. Behavior Research Methods, Instruments, & Computers, 35, 1-10.
Van den Noortgate, W., & Onghena, P. (2003). Multilevel meta-analysis: A comparison with traditional meta-analytical procedures. Educational and Psychological Measurement, 63, 765-790.
Van den Noortgate, W. & Onghena, P. (2008). A multilevel meta-analysis of single-subject experimental design studies. Evidence-based Communication Assessment and Intervention, 2, 142-151.
Van den Noortgate, W., Opdenakker, M.-C., & Onghena, P. (2005). The effects of ignoring a level in multilevel analysis. School Effectiveness and School Improvement, 16, 281-303.
Van den Noortgate, W., & Onghena, P. (2006). Analysing repeated measures data in cognitive research: A comment on regression coefficient analyses. European Journal of Cognitive Psychology, 18, 937-952.
