Randall S. Stafford, MD, PhD, is a Professor of Medicine at the Stanford School of Medicine and the Director of the Program on Prevention Outcomes and Practices (PPOP). After undergraduate studies in medical sociology at Reed College, Dr. Stafford received a Master's degree in Health Administration from Johns Hopkins University, a PhD in Epidemiology from UC Berkeley, and his Medical degree from UC San Francisco. He completed a residency in primary care internal medicine at Massachusetts General Hospital and a post-doctoral fellowship in epidemiology at the U.S.

Dr. Raya Saab is a Professor at the Department Pediatrics, Division of Hematology, Oncology, and Stem Cell Transplant at Stanford. She is currently section chief of Pediatric Oncology, and her clinical expertise is in pediatric sarcoma and retinoblastoma. Dr. Saab's laboratory research aims to understand oncogenic pathways involved in tumor progression and invasion to identify novel therapeutic targets, focusing on the pediatric soft tissue tumor rhabdomyosarcoma.