Marc Levitt is the Chief of Colorectal and Pelvic Reconstruction at Children's National Hospital, Washington D.C. and Professor of Surgery and Pediatrics at the George Washington School of Medicine.  He has focused his clinical and academic career in helping patients with complex colorectal and pelvic problems.  He received his undergraduate degree from the University of Pennsylvania, his medical degree from the Albert Einstein College of Medicine, and his surgical training at the Mount Sinai Medical Center in New York and the Children's Hospital of Buffalo. He has previously directed the Colorectal Centers at Cincinnati Children's Hospital and at Nationwide Children's Hospital.  Dr. Levitt has published over 300 peer-reviewed manuscripts, 90 book chapters, and 4 books.  He has delivered over 500 national/international/local/regional presentations of his work and has been an invited visiting professor all over the world. Dr. Levitt has trained dozens of clinical fellows, research fellows, surgical residents, nurses, and students in his career and has directed numerous colorectal training courses attended by internationally based surgeons and surgical trainees. He dedicates much of his free time to mission trips around the world where he trains surgeons and nurses in complex colorectal surgical techniques and the care of such patients.