Zhigang Liu received his Ph.D. of Electrical Engineering in 2003. He became a full professor of Southwest Jiaotong University in 2006, and was a visiting scholar of University of Illinois at Chicago in 2009-2010. He takes charge of National Natural Science High-speed Railway Joint Foundation Key Project of China, National Natural Science Foundation of China, Sub-project of National 863 Program of China, Sub-project of National Science and Technology Support Program of China, Sichuan Province Youth Science and Technology Innovation Research Team, Fok Ying-Tong Education Funding of Education Ministry, Railway Ministry Science and Technology Research and Development Program, and Youth Science and Technology Funding of Sichuan Province, etc. He has published more than 160 SCI and EI papers, and published an academic book in Chinese and two academic books in English. His awards and honors include New Century Excellent Talent Project of China Education Ministry, Academic and Technology Leader in Sichuan Province, Youth Science Technology Prize of Sichuan Province, and Leader of Sichuan Province Youth Science and Technology Innovation Team, etc. He is an IEEE Senior Member, IET Member, and reviewer of more than 60 journals.