Emmett Keeler, Ph.D. is a Senior Mathematician at RAND, a Professor at the Pardee RAND Graduate School, and an adjunct professor at UCLA School of Public Health, teaching cost-effectiveness analysis, population models and decision analysis. He has led many large health projects including the Childbirth Outcomes project, and the Improving Chronic Illness Care Evaluation. In the RAND Health Insurance Experiment, he studied the effects of alternative insurance plans on physiological health, and the costs of episodes of treatment. He led the technical analysis in the Prospective Payment System Quality of Care evaluation. His recent projects include studies of hospital competition and Medical (Health) Savings Accounts. He was the 2003 Distinguished Investigator of AcademyHealth and has won the AcademyHealth Article-of-the-Year Award three times. He is a member of the Institute of Medicine and has served on several IOM and other NAS committees.