Ken Green is Professor of Sociology of Physical Education and Youth Sport and Head of Sport and Exercise Sciences at the University of Chester, UK. He is also Visiting Professor at Innland University of Applied Sciences, Norway and Editor-in-Chief of the European Physical Education Review. Ken's main research interests revolve around physical education and youth sport in the UK and Norway.

Thorsteinn Sigurjónsson is Associate Professor of Sport at Innland University of Applied Sciences, Norway, and a former Head of Sport and Teacher of School Physical Education. His main research interests include children and orienteering.

Eivind Åsrum Skille is Professor of Sports Sociology at Innland University of Applied Sciences, Norway and a Visiting Professor at UIT The Arctic University of Norway, Norway and the Russian International Olympic University, Russia. His research interests revolve around sports policy and politics, sports organisations and youth sport.