Research on childhood obesity has primarily been conducted by experts in nutrition, psychology, and medicine. Only recently have public policy scholars devoted serious work to this burgeoning public health crisis. Here the authors advance that research by surveying national experts in health/nutrition and health policy on the public health impact and the political feasibility of fifty-one federal policy options for addressing childhood obesity. Policies that were viewed as politically infeasible but having a great impact on childhood obesity emphasized outright bans on certain activities. In contrast, education and information dissemination policies were viewed as having the potential to receive a favorable hearing from national policy makers but little potential public health impact. Both nutrition and policy experts believed that increasing funding for research would be beneficial and politically feasible. A central need for the field is to develop the means to make high-impact policies more politically...