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President and CEO, American Board of Internal Medicine

Senior Vice President and Chief Public Health Officer, Optum Health

Host, "The Dose" Podcast

President and CEO, Robert Wood Johnson Foundation

President, The Commonwealth Fund

Chief, Division of Environmental Medicine and Director, Christina Lee Brown Envirome Institute, University of Louisville

Editor-in-Chief, JAMA and the JAMA Network

Director, Metriarch

Senior Consultant, Office of Climate Change and Health Equity, U.S. Department of Health and Human Services; Special Expert, Agency for Healthcare Research and Quality

Executive Director, Partners In Health United States

Immediate Past President, American Psychiatric Association

Executive Vice President and COO, Executive Director, Public Opinion and Survey Research, KFF

Health Tech Reporter, Axios

​Administrator, Centers for Medicare and Medicaid Services

System Vice President, Innovation and Research, Endeavor Health

Member, U.S. House of Representatives, Indiana (R)

Founder, Blue Zones