Professor, BSc, MSc (Aristotle University of Thessaloniki, Greece), PGCert Mathematics and Statistics (University of Lancaster, UK), PhD (University of Thessaly, Greece), PhD (National Sports Academy, Bulgaria). His research and teaching interests revolve around research methods, psychometrics and applied statistical techniques in the field of social sciences.  He has published numerous scientific papers in international and domestic journals, including Journal of Psychoeducational Assessment, International Journal of Educational Research, Psychological Reports, Journal of Managerial Psychology, and European Journal of Public Health. He has also participated in various funded research projects