Dr. Yunxuan Li graduated from the School of Transportation Engineering, Shandong Jianzhu University with a master's degree in 2015 and a doctorate from the School of Transportation, Southeast University in 2020. From 2020 to 2022, he was a postdoctoral fellow of the Department of Civil Engineering, Tsinghua University. His main research direction is traffic safety risk analysis based on big data. Currently, he is a lecturer in College of Metropolitan Transportation in Beijing University of Technology.