Mark Puder MD, PhD is Professor of Surgery at Harvard Medical School and holds the William E. Ladd Chair at Boston Children’s Hospital. He is a leading expert in the field of fatty acid metabolism as it relates to hepatic disease in children. The primary work in his laboratory is the study of parenteral nutrition and its toxic effects on the liver. Dr. Puder received his MD from Vanderbilt University and his PhD from Harvard University. He trained in Pediatrics at Yale New Haven, completed his surgical residency at Beth Israel Deaconess Hospital and Pediatric Surgery Fellowship at Boston Children’s Hospital. He completed his postdoctoral fellowship under Dr. Judah Folkman. He has won the Jacobson Award from the American college of Surgeons and the Stanly Dudrick Research Award from the American Society for Parenteral and Enteral Nutrition as well as several teaching awards from Harvard Medical School.