Wai Kin (Victor) Chan is a professor of the Tsinghua-Berkeley Shenzhen Institute, Tsinghua Shenzhen International Graduate School, Tsinghua University, China. Prior to joining Tsinghua, he served as a faculty member of the Department of Industrial and Systems Engineering at the Rensselaer Polytechnic Institute (RPI), Troy, New York. He holds a Ph.D. in Industrial Engineering and Operations Research from the University of California, Berkeley. His research interests include simulation, optimization, statistical analysis and their applications in complex networks, service systems, transportation, energy markets, and manufacturing. His e-mail address is chanw@sz.tsinghua.edu.cn.