Xiaoyang Liu received his B.S. degree in electronic information science and technology from Huainan Normal University, China, in 2006; a M.S. degree in communication and information systems from Kunming University of Science and Technology, China, in 2010; and a Ph.D. in communication and information systems from Northwestern Polytechnical University, China, in 2013. From 2015 to 2017, he completed his first post-doctoral fellowship at Chongqing University, China. Then, he completed his second post-doctoral fellowship in the Department of Electrical and Computer Engineering at the University of Alabama, Tuscaloosa, Alabama, USA, from 2017 to 2018. He has been a member of IEEE and ACM since 2018. He is currently a professor at Chongqing University of Technology, China. His main research interests are in the areas of social networks, information diffusion, complex networks, data mining, and computer applications.