Wang Wenguang was born in 1978. He currently is a Ph.D. candidate. He is a member of SCS, SISO and CASS (Chinese Association for System Simulation). He also is aninvited reviewer for the international journal Simulation Modelling Practice and Theory. His research interests include service-oriented simulation, simulation composability, and interoperability, etc. E-mail: wgwangnudt@gmail.com