In this episode, Kathleen Ruddy of the St. Baldrick’s Foundation shares how a grassroots movement—shaving heads in solidarity—has grown into one of the largest funders of pediatric cancer research. She discusses the complexity of childhood cancers, the urgent need for better treatments with fewer lifelong side effects, and how AI could accelerate diagnosis, personalization, and drug development. The conversation underscores a powerful truth: solving childhood cancer will require both bold sci...