Martin B. Leon, MD, is the Mallah Family Professor of Cardiology at Columbia University Irving Medical Center and Director of the Columbia Center for Interventional Care at New York-Presbyterian/ Columbia, where he also serves as Chief Innovation Officer and Director of Data Science for the Division of Cardiology. In addition to H&VC, he founded the Transcatheter Cardiovascular Therapeutics (TCT) symposium and is Chairman Emeritus of the Cardiovascular Research Foundation.