He is currently the director of the Graphics Lab at GMU, the Visualization Corner department editor for CiSE magazine, and the program cochair of VR2003. His research interests include graphics, visualization, virtual reality, networking, and simulation. He received his PhD in computer science from the University of Central Florida, and is a member of the IEEE Computer Society. Contact him at jchen@cs.gmu.edu; www.cs.gmu.edu/~jchen.