Thomas Dietz, Michigan State University (IMAGE) Michigan State University Caption This is Thomas Dietz, Director, Environmental Science and Policy Program and Assistant Vice President for Environmental Research, Michigan State University. Credit Kurt Stepnitz, Michigan State University 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.