The document provides information about St. Jude Children's Research Hospital, a leading hospital that pioneers cancer and other disease research for children. It focuses on researching the genetic and molecular bases of catastrophic childhood diseases to find cures and preventions. Research areas include cancers, immunodeficiencies, sickle cell disease, infections, and genetic disorders. The hospital was envisioned by Danny Thomas to treat children regardless of ability to pay and shine light into darkness through research. It conducts more clinical trials than any other children's hospital.