Dr. Lillian Siu is a clinician in the Department of Medical Oncology and Hematology at Princess Margaret Hospital as well as an assistant professor at the University of Toronto. She received her Doctorate in Medicine (MD) from the University of Toronto, completing her residency in Medical Oncology at the Princess Margaret Hospital and her Drug Development Fellowship at the University of Texas Science Center in San Antonio, Texas. Dr. Siu is involved in several Phase I, II and III clinical trials as the principal investigator, focusing on anticancer drug development in head and neck cancers as well as gastrointestinal malignancies. She is well-respected among her peers both nationally and internationally, serving in such positions as a member of the AACR International Membership Committee, ASCO Head and Neck Cancer Scientific Program Subcommittee member, and the Neuroendocrine Tumor Task Force Chair for the North American Gastrointestinal Intergroup Scientific Steering Committee. Dr. Siu has published over 110 peer-reviewed manuscripts and currently serves on the editorial boards of the Journal of Clinical Oncology, European Journal of Cancer and Cancer Discovery.