Dr. Liu, Shiyong holds a Ph.D. in ISE from Virginia Tech. His research focuses on systems science, large-scale data simulation of complex systems, hybrid modeling and simulation, modeling and simulation of decision-making and policy implementation systems, health policy evaluation, health resource optimization, and public policy. He currently serves as Visiting Professor at the Global Health Institute of Xi’an Jiaotong University. Previously, he served as a Board Member and Director of Fundraising of the CHPAMS, a Visiting Scholar at Johns Hopkins University, a Visiting Scholar at SUNY, Buffalo, a Senior Visiting Scholar at IBM Almaden Research Center, and an Expert Committee Member of the Health Policy and Governance Research Center at Southwestern University of Finance and Economics. He has led or participated in more than 30 research projects funded by the World Bank, the National Social Science Fund of China, the National Natural Science Foundation of China, the Ministry of Education of China, NIH, and NSF. He has published peer-reviewed papers in leading journals including PNAS, EJOR, Journal of Simulation, Transportation Research Part A: Policy and Practice, Annual Review of Public Health, IEEE Systems Journal, and Journal of the Operational Research Society. He has also published three monographs with Springer Nature. He regularly serves as a reviewer for more than 30 journals, including Transportation Research Part A, EJOR, and Health Economics.