Alumni Peng Li Advisors: Xu Chu, Kexin RongThesis: Cleaning and Learning over Dirty Tabular Data Hantian Zhang Advisors: Xu Chu, Kexin RongThesis: Data-Centric Bias Mitigation in Machine Learning Life Cycle Renzhi Wu Advisors: Xu Chu, Kexin RongThesis: User-Centered Programmatic Data Labeling