Dr. Josh Peterson (IMAGE) Vanderbilt University Medical Center Caption Josh Peterson, MD, MPH, professor of Biomedical Informatics and Medicine at Vanderbilt University Medical Center. Credit Vanderbilt University Medical Center Usage Restrictions Vanderbilt University Medical Center License Original 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.