Guo Jian, lecturer. He graduated from the School of History of Nanjing University in 2019 with a doctorate in World History. From January to April 2015, he went to the University of Greenwich for a short visit. His research area includes the study of history of the modern world and the South China Sea. He published several papers in History Teaching, Southeast Asian Affairs, Southeast Asian Studies, Journal of PLA Institute of Politics, Annual Report on Development of Oceania (2012-2013), Chinese National History.