Madeline Shea, University of Iowa (IMAGE) University of Iowa Caption University of Iowa scientist who studies how proteins control nerve impulses and gene expression in the brain and muscles, has been named a 2018 fellow to the American Association for the Advancement of Science. Credit University of Iowa archives 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.