He has an MSc in biophysics and a PhD in molecular endocrinology from the Norwegian University of Science and Technology.
He served as a laboratory director of the ART-laboratory at St. Olav’s University hospital in Trondheim since 1984 and was appointed Head of the Fertility Clinic in 2006. From 2015 to 2016 he served as the Head of the Department of Obstetrics and Gynaecology at St. Olav’s University Hospital. He was appointed professor in Cell biology in 1994 and is currently professor emeritus at the Department of Clinical and Molecular Medicine, Norwegian University of Science and Technology
He is formally one of the founders of ESHRE and served as its chairman 2003 to 2005. He has been an Associate Editor (2014-2017) and currently is the Editor in Chief in in Human Reproduction Update.