Consultant in urology and Director of Minimally Invasive Surgery in the Division of Urology at Children's Hospital of Philadelphia.

Professor of Surgery in Urology at the Perelman School of Medicine at the University of Pennsylvania.

Areas of Expertise: Bladder exstrophy/epispadias repair and management, Disorders of Sexual Differentiation, Hypospadias, Hydronephrosis, Laparoscopic surgery, Minimally invasive surgery, including robotic assisted surgery and laparoscopy, Posterior Urethral Valves, Reconstructive urologic surgery