LIU Zengguang is an associate professor and doctoral supervisor at the School of Philosophy, Renmin University of China, and secretary general of the Confucius Institute at Renmin University of China. He is also the director of the Chinese Confucius Society and the director of the China Zengzi Research Society. His research focuses on Song and Ming philosophy, and the history of economics. His main publications are Educating Common People and Inventing Systems: Zheng Xuan's Political Construction of Confucius' Image in His Commentary of Analects, Removing the Value of  "The World is for All" and Elevating the ldea of Loyalty to Emperor-A Critical Study on the Annotation and Commentary on the Xiaojing, How to Understand Spirit of Enlightenment in the Confucianism—A Study from the Perspective of Neo-Confucianism.