David. A. Kessler, MD, served as Chief Science Officer of the White House Covid-19 Response Team under President Joe Biden and previously served as commissioner of the U.S. Food and Drug Administration under Presidents George H. W. Bush and Bill Clinton. He is the author of the New York Times bestsellers The End of Overeating and Capture and two other books: Fast Carbs, Slow Carbs and A Question of Intent. Dr. Kessler is a pediatrician and has been the dean of the medical schools at Yale and the University of California, San Francisco. He is a graduate of Amherst College, the University of Chicago Law School, and Harvard Medical School.