John Piette, University of Michigan (IMAGE) Michigan Medicine - University of Michigan Caption John D. Piette, Ph.D., professor of internal medicine at the U-M Medical School. Credit University of Michigan Health System 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.