Petra Fromme (IMAGE) Arizona State University Caption Petra Fromme is the director of the Biodesign Center for Applied Structural Discovery (CASD) and leads the experimental team efforts of the project. Credit Biodesign Institute at ASU 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.