Harinder Singh, Ph.D. (IMAGE) University of Pittsburgh Caption Harinder Singh, Ph.D., professor of immunology and the director of the Center for Systems Immunology at the University of Pittsburgh Credit University of Pittsburgh Usage Restrictions For use with release 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.