"A Problem from Hell": America and the Age of Genocide (2002) is a book by American Samantha Power, at that time Professor of Human Rights Practice at Harvard's John F. Kennedy School of Government, which explores the United States's understanding of, response to, and inaction on genocides in the 20th century, from the Armenian genocide to the "ethnic cleansings" of the Kosovo War. It won the J. Anthony Lukas Book Prize and the Pulitzer Prize for General Non-Fiction in 2003.