Changyou Wang is Professor of Chengdu University of Information Technology, Chengdu, China, Since July 2017, and Professor and Director of Institute of Applied Mathematics, Chongqing University of Posts and Telecommunications, Chongqing, China, in January 2012–June 2017. He acts as a reviewer for Mathematical Reviews for American Mathematical Society, since 2014. His education background is as follows: (1) Ph.D. degree from College of Applied Science, Beijing University of Technology, Beijing, China, in September 2008–June 2012, majoring in applied mathematics; (2) M.S. from College of Mathematics and Software, Sichuan Normal University, Chengdu, China, in September 2001–June 2004, majoring in applied mathematics; (3) B.S. degree from College of Mathematics, East China University of Science and Technology, Shanghai, China, majoring in basic mathematics, in September 1987–June 1989. His research interest includes partial differential equations with delay, difference equation, biomathematics, fractional differential equation, control theory and control engineering, and digital image processing.