Clinical Director, Hepatology, Children's Hospital of Boston; Associate Professor of Pediatrics, Harvard Medical School. Dr. Jonas’ research focuses on liver disease in children with an emphasis on viral hepatitis. Her recent work includes investigations of the transmission and prevention of HBV and HCV in newborns. She is a principal investigator in the pediatric trials of Pegylated Interferon (with and without Ribavirin), Adefovir Dipivoxil in children and adolescents, and the “Pediatric Acute Liver Failure Study Group.” Dr. Jonas received her medical degree from the University of Miami School of Medicine. She completed her internship, residency, and fellowship at Children’s Hospital Boston. Dr. Jonas is a member of the American Society of Transplant Physicians and the American Association for the Study of Liver Diseases. She is also on the editorial board of Gastroenterology & Hepatology and is the author of many journal articles and monographs.