Department of Education
Cyprus University of Technology
Undergraduate Studies at the Aristotelian University of Thessaloniki, Greece (B.A. Department of Mathematics, Faculty of Sciences, 1973), graduate studies at the University Louis Pasteur of Strasbourg, France (DEA Didactics of Mathematics, 1980, Ph.D. Didactics of Mathematics, 1982). Postdoctoral research at the same University (1982-83). Lecturer and Assistant Professor in Didactics of Mathematics, University of Thessaloniki, Department of Mathematics (1983-1996). Associate Professor (1996-2002) and Professor (2002-today) in Didactics of Mathematics, University of Cyprus. Visiting Fellow at European Universities. Member of the Editorial Board of International Journals in Didactics of Mathematics. Dean of the Faculty of Social Sciences and Sciences of Education.
Representations in the learning of mathematics, pictures in problem solving, representations in the understanding of functions. History of Mathematics Education, epistemological, didactical and ontogenetic obstacles in the learning of mathematics. Transition from elementary to secondary education with respect to mathematics learning
Michael, P., Gagatsis, A, Avgerinos, E. & Kuzniak, A. (2011). Middle and High school students' operative apprehension of geometrical figures. Acta Didactica Universitatis Comenianae – Mathematics, 11, 45 –55.
Kalogirou, P. & Gagatsis, A. (2011). A first insight of the relationship between students' spatial ability and geometrical figure apprehension. Acta Didactica Universitatis Comenianae – Mathematics, 11, 25 –38.
Gagatsis, A., Deliyianni, E., Elia, I. & Panaoura, A. (2011). Explorer la flexibilité : le cas du domaine numerique. Annales de didactique et de sciences cognitives, 16, 21-38.