Maria Åberg, University of Gothenburg (IMAGE) University of Gothenburg Caption This is Maria Åberg, associate professor, Sahlgrenska Academy. Credit Photo by Cecilia Hedström 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.