Lawrence Casalino, MD, PhD, MPH, is Livingston Farrand Professor of Public Health and Chief of the Division of Health Policy and Economics in the Department of Healthcare Policy and Research at Weill Cornell Medical College in New York City. He is one of the very few academic researchers in the United States who have significant experience in full-time private practice. After working as a community organizer, Dr. Casalino worked for 20 years as a full-time family physician in private practice in Half Moon Bay, California, and as a tenured faculty member at the University of Chicago before coming to Weill Cornell. He has published more than 130 articles in peer-reviewed journals, including many articles in the New England Journal of Medicine, JAMA and Health Affairs. Dr. Casalino is the recipient of a prestigious Investigator Award in Health Policy Research from the Robert Wood Johnson Foundation. He has served on numerous national committees, as the Chair of the AcademyHealth Annual Research Meeting and as the John Fry Fellow at the Nuffield Trust in London.