He serves as the program Director for the Vascular Surgery Residency Program at the McGovern Medical School, is the co-director of the department’s Clinical Science Program and Director of the Vascular Laboratory. He is interested in clinical trials to improve evidence-based practice and is the principle investigator of several sponsored- and investigator-initiated clinical trials. His clinical and research interests include aortic aneurysm and dissection, prosthetic graft infection, hemodialysis access, peripheral arterial disease, and postoperative pain control.