As the architectural designer and futurist best known for the geodesic dome, Buckminster Fuller (1895-1983) enthralled a popular audience and was praised as a modern Leonardo da Vinci. His views on sustainability, as embodied in the image of Spaceship Earth, convinced him that it was possible to provide for all humanity through the efficient use of resources. Drawing on dozens of interviews and thousands of unpublished documents, Alec Nevala-Lee has crafted a riveting portrait that dispels the myth of Fuller as an otherworldly generalist