Hui Wang is Sr. VP Data Science for PayPal. Dr. Wang manages Global Risk Data Science/Modeling team that develops machine learning and data mining technologies for PayPal. Her team owns fraud and risk models that are backbones for PayPal’s Risk Management. She is expert in many machine learning technologies. Additionally, she plays a designer role in architecting many next generation analytic products to enable modern machine learning for real time fraud systems. She holds B.S. in Computer Science from University of Science and Technology of China and Ph.D. in Statistics from University of California, Berkeley.