Jonas Frisén, Karolinska Institutet (IMAGE) Karolinska Institutet Caption Jonas Frisén, PhD, is a Professor of Stem Cell Research at Karolinska Institutet in Stockholm, Sweden. He is also a member of the Nobel Assembly at Karolinska Institutet. Credit Gustav Mårtensson Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.