Björn Ingelsson, Linköping University (IMAGE) Linköping University Caption This is Björn Ingelsson, research fellow, Linköping University. Credit Oskar Lürén / AR2 Reklambyrå Usage Restrictions May only be published with proper photo credit. 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.