Dr Stone is professor of medicine at Columbia University, director of cardiovascular research and education at the Center for Interventional Vascular Therapies at Columbia University Medical Center, and the Cardiovascular Research Foundation in New York City. Dr Stone is a director of Transcatheter Cardiovascular Therapeutics. His medical practice is devoted to interventional cardiology at New York-Presbyterian Hospital / Columbia University Medical Center. He completed medical school at Johns Hopkins University School of Medicine in Baltimore and his residency at the New York Hospital-Cornell Medical Center in New York City. He completed his general cardiology fellowship at Cedars-Sinai Medical Center in Los Angeles, California, and subsequently a dedicated fellowship in advanced coronary angioplasty with Dr Geoffrey Hartzler in Kansas City. Dr Stone has served as the national or international principal investigator for more than 50 national and international multicenter randomized trials. Dr Stone’s areas of expertise include interventional therapies of acute coronary syndromes and myocardial infarction; drug eluting stents; adjunct pharmacology; percutaneous heart valves, new device angioplasty including distal embolic protection, thrombectomy, vascular brachytherapy and stent grafts; intravascular ultrasound imaging; saphenous vein graft therapies; chronic total occlusions; vulnerable plaque; contrast nephropathy; clinical trial design; and regulatory issues. Dr Stone has authored more than 1000 book chapters, manuscripts, and abstracts published in the peer-reviewed literature.