We interview Dr. Xianmei Cai, a Senior Principal Scientist at Bristol Myers Squibb, a leading global biopharmaceutical company headquartered in Princeton, New Jersey. Originally from China, Dr. Cai earned her Ph.D. in Analytical Chemistry and has since dedicated her career to advancing the science behind drug discovery and development. At Bristol Myers Squibb, she applies cutting-edge analytical instrumentation and data-driven methods to study chemical compounds, providing critical insights that help bring innovative new medicines to patients around the world.