Physicians and researchers at MSK Kids, Memorial Sloan Kettering Cancer Center’s dedicated pediatric cancer program, achieved several notable advances in 2024, including earning authorization to provide the first gene therapy for sickle cell disease and beta thalassemia, opening a new program for patients with desmoplastic small round cell tumors, translating groundbreaking tumor evolution insights into a new clinical trial strategy for patients with osteosarcoma, and leading cutting-edge research for improving patient outcomes after CAR T cell therapy.