Stephen Wertheim is a historian of the United States in the world. He is Deputy Director of Research and Policy at the Quincy Institute. He is also a Research Scholar at the Saltzman Institute of War and Peace Studies at Columbia University. Stephen specializes in U.S. foreign relations and international order, particularly concepts of global politics from the late nineteenth century to the present. He is author of a book forthcoming from Harvard University Press that reveals how, in the years prior to the Pearl Harbor attack in 1941, U.S. officials and intellectuals first decided that the United States should become the supreme political-military power in the postwar world. Full bio.