Yuzheng Sun is a highly experienced Staff Data Scientist at Statsig since July 2023, advocating for A/B testing as a fundamental learning tool. Prior to this, Yuzheng served as Vice Director at Tencent Games from July 2021 to June 2023, managing multiple teams to establish a robust data foundation for growth. Experience at Facebook from September 2019 to July 2021 as a Senior Data Scientist involved contributing significantly to the growth of e-commerce within Marketplace. Yuzheng's career also includes a role as Economist II at Amazon and earlier positions at Cornell University, where a Ph.D. in Economics was attained, specializing in empirical corporate finance and econometrics. Entrepreneurial ventures include co-founding Boil Boil Ramen and founding College Grocery LLC.