Dr. Lewis Silverman is the Director of Pediatric Hematology/Oncology/Stem Cell Transplantation and Professor of Pediatrics practicing at Columbia University Irving Medical Center. Dr. Silverman is a graduate of Harvard University (AB, Biology) and Harvard Medical School. He completed his pediatric residency at Boston Children's Hospital and fellowship in pediatric hematology and oncology at Boston Children's Hospital and the Dana-Farber Cancer Institute. He is board-certified in Pediatric Hematology/Oncology. His professional interests focus on the care of children with pediatric leukemia, especially those with acute lymphoblastic leukemia (ALL). For over 20 years, Dr. Silverman has led the ALL Consortium, which conducts clinical trials in children and adolescents with acute lymphoblastic leukemia; he also holds several leadership roles in the Children's Oncology Group, the NCI-sponsored clinical trials cooperative group for pediatric cancer. In addition, he serves on the Editorial Board of the NCI Pediatric Oncology PDQ website, which provides comprehensive, evidence-based cancer summaries for health-care professionals. He has published over 200 peer-reviewed articles in journals including Blood, Journal of Clinical Oncology, Lancet Oncology, JAMA Oncology and the New England Journal of Medicine.