LEI YUAN received the M.S. degree in the School of Electronic and Information Engineering, Beijing Jiaotong University, Beijing, China in 2004 and then joined this university as a teacher in the same year. He has worked in the School of Electronic and Information Engineering and the State Key Laboratory of Rail Transit Control and Safety at Beijing Jiaotong University. He is now an associate professor at the School of Automation and Intelligence, Beijing Jiaotong University, Beijing, China. His current research interests include design, testing and simulation methods of high-speed railway train control systems, control engineering, artificial intelligence, intelligent traffic control and optimization, and next-generation electronic information technology, and he has published dozens of papers in international journals in these fields.