Lei GUO received the Ph.D. degree in 1987 from the Chinese Academy of Sciences (CAS). He was a postdoctoral fellow at the Australian National University (1987-1989). Since 1992, he has been a Professor of the Institute of Systems Science at CAS, and currently he is the President of the Academy of Mathematics and Systems Science, CAS. He is a Fellow of IEEE, a Member of the Chinese Academy of Sciences, a Fellow of the Third World Academy of Sciences, a Foreign Member of the Royal Swedish Academy of Engineering Sciences, and a Fellow of the International Federation of Automatic Control. He has worked on problems in adaptive control, system identification, stochastic systems, nonlinear systems, nonstationary time-series analysis and adaptive signal processing. His current research interests include the maximum capability of feedback mechanism, multi-agent systems, complex adaptive systems and quantum control systems.