His research focuses on the relationship between science and space, from the territorial scale of states and globalization down to the scale of individual buildings. His current book project, After the Map: Cartography, Navigation, and the Transformation of Territory in the Twentieth Century, focuses on the mapping sciences, sovereignty, and U.S. military globalism in the decades surrounding World War II. In addition to his writing, Bill also maintains a website of mapping projects, www.radicalcartography.net.