Li Jie is distinguished professor of School of Marxism, Tsinghua University. He has served as deputy director of Documentation Research Office of the CPC Central Committee, vice president of Chinese Academy of Social Sciences, director of the Institute of Contemporary China Studies and president of Qiushi magazine. His main research fields are the history of the Communist Party of China, the history of the People's Republic of China, Mao Zedong's life and thought, and Marxismsinicization, etc. He has published monographs such as "Mao Zedong's Historical Contribution to the People’s Republic of China," "Mao Zedong and Internal Affairs and Diplomacy of the People’s Republic of China,” “How did the New Leap of Marxism Sinicization Come,” and “China has a Mao Zedong."