Joseph E Bavaria, MD, is the Brooke Roberts-William M Measey Professor of Surgery and Vice-Chief of the Division of Cardiovascular Surgery at the Hospital of the University of Pennsylvania. He is also Director of the Thoracic Aortic Surgery Program at the University of Pennsylvania, which is a multidisciplinary program encompassing all aspects of aortic disease including thoracic aortic reconstruction. His thoracic aortic surgery program at the University of Pennsylvania performs over 400 reconstructive procedures a year and manages over 2,500 patients a year in the Thoracic Aortic Disease Clinic. Dr Bavaria’s other clinical interests include valvular heart surgery and lung transplantation, and he was the Executive Director of the Penn Lung Transplant Program from 1993 to 2001. He leads an active cardio-aortic clinical research group and is the institutional and national primary investigator in over 20 industry-sponsored US Food and Drug Administration (FDA) investigational device exemption phase I, II, and III trials, and receives ongoing National Institutes of Health (NIH) funding. His primary interests include thoracic aortic surgery and, more broadly, cardio-aortic surgery. Dr Bavaria’s clinical interests also include thoracoabdominal aortic aneurysm surgery, and he has one of the world’s busiest programs in the promising field of thoracic aortic endovascular stent grafting.