and Metabolism Center. The Duke Human Vaccine Institute (DHVI). The Duke Cancer Institute. The Duke Heart Center. The Duke Center for the Study of Aging and Human Development. Duke Integrative Medicine attempts to examine and quantify the treatment of chronic heart failure. Notable faculty and alumni William H. Muller Jr., first heart surgeon to implant an artificial aortic valve. Vice President and Head of the Department of Surgery for the University of Virginia Health System; Past President of the American College of Surgeons David H. Adams, heart valve surgery and mitral valve repair Raymond Delacy Adams, neurologist and Fellow of the American Academy of Arts and Sciences Barbara Dudley Alexander, infectious disease physician and past president, Infectious Diseases Society of America Lenox Baker, physician and public servant Charles E. Brady Jr., astronaut Julie Story Byerley, Pediatrician and Vice Dean for Education for the University of North Carolina at Chapel Hill School of Medicine Robert Califf, former commissioner at the Food and Drug Administration George Eisenbarth, diabetologist and winnder of the Banting Medal Irwin Fridovich, biochemist who discovered superoxide dismutase Vanessa Grubbs , nephrologist, researcher, author, and medical academic Eugene Gu, fetal tissue researcher and CEO of Ganogen Research Institute Philip Handler, biochemist and twice president of the National Academy of Sciences Abigail Johnston, Olympic silver medalist in diving, competed in the 2012 games as a Duke undergraduate and the 2016 games while a Duke medical student John G. Kelton, hematologist and Dean of the McMaster University Medical School and McMaster Faculty of Health Sciences, developed a diagnostic test for heparin-induced thrombocytopenia Samuel Katz, developer of measles vaccine and recipient of the Albert B. Sabin Gold Medal Robert Lefkowitz, physician and biochemist who received the National Medal of Science and the 2012 Nobel Prize in Chemistry Sarah Lisanby, Transcranial magnetic stimulation pioneer and chair of Duke's Department of Psychiatry and Behavioral Sciences Paul Modrich, biochemist and member of the National Academy of Sciences who received the 2015 Nobel Prize in Chemistry Ron Paul, physician (OB/GYN), United States Congressman from Texas Rand Paul, surgeon (ophthalmologist), United States Senator from Kentucky and candidate for the US presidential election in 2016 Jane S. Richardson, biochemist and innovator of ribbon drawings as well as winner of a MacArthur Award Peter Agre, physician and molecular biologist who received the 2003 Nobel Prize in Chemistry Brian Kobilka, physician and biochemist who received the 2012 Nobel Prize in