Maria Sakellariou is Professor Emeritus of the Department of Early Childhood Education of the University of Ioannina and former Director of the Laboratory of "Pedagogical and Teaching Methodology" of the University of Ioannina (2012–2024). Maria was the Head of the Department of Early Childhood Education, Director of the P.M.S. in "Preschool Education" with six areas, and visiting professor at the University of Cyprus, the European University of Cyprus, and the P.M.S. "Gender and New Technologies in Education" of TEPAES of the University of the Aegean. Maria has been Dean of the School of Social Sciences and Humanities at the University of Limassol in Cyprus since September 2025. She has been teaching for a number of years at the postgraduate program “Critical Pedagogy” of the University of Crete and in the transnational P.M.S. of the National and Kapodistrian University of Athens and the University of Cyprus, “Counseling Psychology and Pedagogy”. She participates as a coordinator or member in the External Evaluation Committees of University Study Programs of the DIPAE of the Republic of Cyprus. Her research interests focus on issues of pedagogy and preschool/early childhood education, particularly in the cognitive areas of educational effectiveness, teaching methodology, curriculum design, and evaluation. She is the author (alone or in collaboration) of 29 books from national and international publishing houses, has edited proceedings of national and international conferenc