- Factors affecting food habits in different population groups, especially children and youth
- Development, implementation and evaluation of interventions to promote healthy eating and reduce health risks, especially school-based
- Socio-economic disparities in diet-related health
- Longitudinal studies and questionnaires as research methods
- ERN1010 Introduction to Clinical Nutrition
- ERN3100 Kostholdsmetoder, metabolisme og klinisk ernæring
- ERN3200 Preventive and Clinical Nutrition
- 2013-present: Professor in Nutritional Epidemiology, University of Oslo.
- 2007-2013: Researcher in Public health nutrition, University of Oslo.
- 2009-2011: Senior researcher (20%), The Norwegian Institute of Public Health.
- 2002-2007: Post doctoral fellow in Public health nutrition, University of Oslo.
- 1996-1997: Researcher in food science, Unilever Research Laboratory, Vlaardingen, The Netherlands
- 2002: PhD, Public health nutrition, University of Oslo
- 1998: Practical pedagogical education, University of Oslo
- 1996: Cand Agric, Food science and technology, Norwegian Agricultural University
Consultations and Advisory Boards
- 2018-present: Member of the reference group for the Norwegian Intention agreement on a healthier diet (intensjonsavtalen)
- 2017-present: Member of Scientific Advisory Board of the Leibniz-Institute for Epidemiology and Prevention Research - BIPS BmbH, Bremen, Germany.
- 2017-present: Associate editor International Journal of Behavioral Nutrition and Physical Activity
- 2016-present: Coordinator Signatory Theme Nutrition,Centre for Global Health, University of Oslo
- 2013-present Member of the executive committee of the International Society of Behavioral Nutrition and Physical Activity
- 2003-present: Observational status, representing Department of Nutrition, University of Oslo in Kostforum - Samarbeidsorganet for kosthold og helse (Collaboration of NGOs on diet and health).
- 2007-2017: Member of the editorial board of the International Journal of Behavioral Nutrition and Physical Activity.
- 2006-2007: Chair of the local organizing committee (acting), the 6th annual meeting of the International Society of Behavioral Nutrition and Physical Activity in Oslo 2007.
- 2002-2004: Chair of the Norwegian Nutrition Society.
- 2001-2003: Board member of the European Nutrition Leadership Program Alumni Association (ENLPAA).