Dr. Tao Chen is a tenured professor in the Department of Economics, cross-appointed to Statistics and Actuarial Science, at the University of Waterloo (Waterloo); the founder and director of the Big Data Research Lab at Waterloo; the founder of Stopping Time Big Data & Technology Ltd.; and a senior research fellow in the Labor and Worklife Program at Harvard Law School. Dr. Chen’s research interests cover mathematical statistics, econometric theory, machine learning, and their applications in labor economics and health science. With his expertise in data science, Dr. Chen has worked on a broad range of interdisciplinary research, applying advanced quantitative methods to investigate fundamentally important questions at the forefront of social and natural science.