Biographical note

Dr Sanna Hyvärinen, PhD, works as a University Lecturer of Educational Psychology at the University of Lapland, Finland. Her research interests are in teacher training, positive psychology and leadership research. She has wide experience in school development and education projects from elementary education to higher education levels.Dr Tanja Äärelä, PhD, works as a University Lecturer of Special Education at the University of Lapland, Finland, and is an Adjunct Professor of the University of Eastern Finland. She is Finland’s topmost researcher in hospital school pedagogy, and her research also focuses on special education and pedagogy, home-school collaboration and special support. Dr Satu Uusiautti, PhD, is a Professor of Education (Educational Psychology) at the University of Lapland, Finland. Her research interests focus on well-being and positive development, human strengths, and success at work. She has also researched success in various contexts, all the way from school to work and leisure from the perspective of positive educational psychology.