Jonathan Whitmer (IMAGE) University of Notre Dame Caption Jonathan Whitmer, assistant professor in the Department of Chemical and Biomolecular Engineering and principal investigator for the study. Credit Photo by Matt Cashore/University of Notre Dame 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.