Dr. Sanjiv Chopra is professor of medicine and faculty dean for continuing medical education at Harvard Medical School. He is a senior consultant in hepatology at the Beth Israel Deaconess Medical Center in Boston. He is the editor-in-chief of UpToDate in Gastroenterology and Hepatology, has more than one hundred publications and four specialist books to his credit, and is the author of the forthcoming book Leadership by Example. He lives in Weston, Massachusetts. Dr. Alan Lotvin is a cardiologist by training and practice. He lives in Hopkinton, Massachusetts.

Dr. Sanjiv Chopra is professor of medicine and faculty dean for continuing medical education at Harvard Medical School. He is a senior consultant in hepatology at the Beth Israel Deaconess Medical Center in Boston. He is the editor-in-chief of UpToDate in Gastroenterology and Hepatology, has more than one hundred publications and four specialist books to his credit, and is the author of the forthcoming book Leadership by Example. He lives in Weston, Massachusetts. Dr. Alan Lotvin is a cardiologist by training and practice. He lives in Hopkinton, Massachusetts.