Jie Xiong, UMass Amherst (IMAGE) University of Massachusetts Amherst Caption Jie Xiong is also an assistant professor of information and computer sciences at UMass Amherst. Credit UMass Amherst 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.