This article argues for recognition of public responsibilities to protect the welfare of children with respect to decisions affecting their health and medical treatment. As the quote in the title of this article, from David Plank, the Director of Social Services responsible for bringing the case of Baby Alexandra before the courts, identifies, early cases concerning children’s medical treatment were brought by local authorities to determine responsibilities to protect the welfare of children. In cases such as Re B (1981), Re J (1990) and Re W (1992), the court was asked not only to determine the child’s best interests but also to clarify the duties of the local authority, Trust, court and child’s parents to the child. The respective duties ...