 His medical training included Yale-New Haven Hospital (Yale University, New Haven, Connecticut); Montefiore Medical Center, Bronx, NY; and a cardiology fellowship at the Peter Bent Brigham Hospital (now Brigham and Women’s Hospital, in Boston).His mentor in cardiology was the renowned clinical cardiologist, Samuel A. Levine.Lown helped raise international medical awareness of sudden cardiac death as a leading cause of mortality in the developed world.