Marit Sørensen is professor emeritus of The Norwegian School of Sport Sciences. Her main academic interests are physical activity and mental health, sport and exercise psychology and adapted physical activity. She has published extensively in these areas.
She has broad experience with international academic organizations. She is a former vice-president and a fellow of the International Society of Sport Psychology (ISSP), and a former president and fellow of division 12 of the International Association of Applied Psychology (IAAP).
She has been an active rider and horse owner for many years, and a member of Hest og Helse (Horse and Health) for more than 25 years. She has also served several years on the review group to evaluate research applications for Stiftelsen Svensk/Norsk Hästforskning (The Foundation Swedish/Norwegian Horse Research).