Dr Stamatios Papadakis has been an assistant professor of educational technology with an emphasis on mobile learning at the Department of Preschool Education at the University of Crete, Greece, since 2016. Since 2017, he has worked as an Adjunct Lecturer in Education Teaching Informatics (2017–2018) at the Department of Preschool Education, School of Education, University of Crete, Greece. His scientific and research interests include the study of mobile learning, especially via the use of smart mobile devices and their accompanying mobile applications (apps) in preschool and primary education, particularly the development of computational thinking and students’ understanding of numbers. He is investigating how a STEM learning approach might influence learning achievement through a context-aware mobile learning environment in preschool classrooms and how this could affect the preschoolers' learning outcomes.