Yu Shi is a highly experienced professional in analytical chemistry and biopharmaceutical development, currently serving as Director at AstraZeneca since June 2019. In this role, Yu Shi is responsible for managing a technical team specializing in mass spectrometry and chromatography, leading critical analytical efforts for therapeutic protein programs, and providing regulatory guidance. Previously, Yu Shi held positions at NOVAVAX INC as Principal Scientist, directing the Separation Sciences group, and at GSK as Expert Scientist, focusing on vaccine characterization and method development. Academic credentials include a Ph.D. in Analytical Chemistry from the University of Connecticut, an M.S. in Medicinal Chemistry from Peking Union Medical College, and a B.E. in Chemical Pharmaceutics from China Pharmaceutical University.