Wadsworth A. Williams II, MD, is a pediatric cardiology fellow at UCLA and a physician-innovator focused on improving care for children with congenital heart disease. With a background in chemical and biomolecular engineering, his work combines pediatric interventional cardiology, medical-device development, and artificial intelligence. He is the cofounder and Chief Medical Officer of Nspire, a neonatal medical-device company, and is developing both hardware and software solutions to make pediatric cardiac procedures safer, more efficient, and more precise. His broader research spans congenital cardiac interventions, clinical outcomes, bioethics, and health equity.