Peter Katzmarzyk (IMAGE) Pennington Biomedical Research Center Caption Associate Executive Director of Population and Public Health Sciences Peter Katzmarzyk, Ph.D. Credit Pennington Biomedical Research Center 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.