Dr. James Crowe, Jr. (IMAGE) Vanderbilt University Medical Center Caption James Crowe Jr., MD, director of the Vanderbilt Vaccine Center and the grant’s principal investigator. 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.