Dr. Lawrence X. Yu is the Deputy Director for Science and Director of Chemistry at the Office of Generic Drugs, Food and Drug Administration, overseeing CMC review operation, policy development, and regulatory research with over 140 staff scientists. He is also adjunct Professor of Pharmaceutical Engineering at the University of Michigan. Prior to joining the FDA, Dr. Yu had worked at Pfizer (Upjohn) and GlaxoWellcome for 8 years. Dr. Yu joined the FDA in 1999 and has served as Team Leader, Deputy Division Director, and Division Director. Dr. Yu’s research interests have centered on the prediction of oral drug delivery and the development of pharmaceutical Quality by Design. His compartmental absorption and transit (CAT) model has laid the foundation for the commercial software, GastroPLUSTM and Simcyp®, which are being widely used in the pharmaceutical industry. Dr. Yu is a fellow and the past section Chair of the American Association of Pharmaceutical Scientists and an Associate Editor of the AAPS Journal. Dr. Yu has authored/co-authored over 200 papers, book chapters, and abstracts, and given over 150 invited presentations. He is a co-editor of the book entitled “Biopharmaceutics Applications in Drug Development”. Dr. Yu is the winner of numerous awards including the American Foundation for Pharmaceutical Education Fellowship, AAPS Excellent Graduate Research, Department of Health and Human Service Outstanding Leadership Award, FDA Commissioner’s Special Citation, Outstanding Achievement, Group Recognition, Regulatory Science, and Team Excellence awards, Upjohn special recognition award, and Naigai Foundation Japan Tokyo Distinguished Lectureship. Dr. Yu received his B. S. in Chemical Engineering from Zhejiang Institute of Technology, his M. S. in Chemical Engineering from Zhejiang University, his M. S. in Pharmaceutics from the University of Cincinnati, and his Ph.D. in Pharmaceutics from the University of Michigan.