James J. Corbett, University of Delaware (IMAGE) University of Delaware Caption James J. Corbett, professor of marine policy in UD's College of Earth, Ocean, and Environment, works on energy and environmental solutions for transportation. Credit University of Delaware Usage Restrictions Image must include credit to University of Delaware. 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.