Dr David Han is a vascular surgeon who specializes in the evaluation and management of vascular diseases. He performs open and minimally invasive (endovascular) procedures, including arterial and venous reconstruction. Dr Han’s research in the areas of simulation, surgical education, and the clinical learning environment have been funded by multiple agencies, including the National Institutes of Health. Dr Han is a professor in the Department of Surgery, Division of Vascular Surgery, at Saint Louis University School of Medicine.