Paul A. Kramer writes and teaches US history from transnational, imperial, and global perspectives as an associate professor at Vanderbilt University, with an emphasis on race, colonialism, and migration, and has written for The New Yorker, Slate, and other publications on these themes. He is the author of The Blood of Government: Race, Empire, the United States and the Philippines and is currently writing books on the practice of transnational history, and on connections between empire and immigration policy in modern US history.