Rongyong Zhao received his B.E. degree in mechanical science from Jinan University, China, his M.E. degree in mechanical automation from Lanzhou University of Technology, China, and his Ph.D. degree in control theory and engineering from Tongji University, China in 1999, 2002, and 2005, respectively. He is currently an Associate Professor with Tongji University, Shanghai. His research interests include pedestrian dynamics, crowd evacuation, and computer vision.