DR. SANJIV CHOPRA is Professor of Medicine & Faculty Dean for Continuing Medical Education at Harvard Medical School, and Director of Clinical Hepatology at Beth Israel Deaconess Medical Center in Boston, Massachusetts. He has approximately 100 publications and 4 specialist books to his credit. He has received numerous awards including the Excellence in Teaching Award from Harvard Medical School. With Dr. Alan Lotvin and David Fisher, he is the author of "Live Better, Live Longer. "He lives in Weston, Massachusetts.