Join Chris Knoll and Lillian Su as they continue their interview of the former Chief of CardiacAnesthesia at Boston Children's Hospital. He discusses the importance of understanding physiologic models and which models applies to which patient at what point in time. He also gives his thoughts on what makes a great cardiac surgeon having worked with many throughout his time at Boston Children's. Interviewers Chris Knoll, MD and Lillian Su, MD both of Phoenix Children's Hospital. Guest: Dr. James DiNardo of Boston Children's Hospital. Editor and Producer: Lillian Su, MD Phoenix Children's Hospital.