Wei Chang is Assistant Professor at Computer Science Department, Saint Joseph's University, Pennsylvania, USA. He received Ph.D. in Computer Science from Temple University in 2016, and B.S. from Beijing University of Posts and Telecommunications in 2009. His research interests include social information-assisted system design, and its related security and privacy issues. Dr. Chang serves as the coordinator of Cybersecurity (CSEC) Program at Computer Science Department, Saint Joseph's University.