Recognizing the best books by American authors, the National Book Foundation’s National Book Awards were presented on November 15th. Here’s a list of the winners:

• Nonfiction: “The Worst Hard Time: The Untold Story of Those Who Survived the Great American Dust Bowl,” Timothy Egan
• Fiction: “The Echo Maker,” Richard Powers
• Poetry: “Splay Anthem,” Nathaniel Mackey
• Young People’s Literature: “The Astonishing Life of Octavian Nothing, Traitor to the Nation, Vol. 1: The Pox Party,” M.T. Anderson
• Medal for Distinguished Contribution to American Letters: Adrienne Rich, poet
• Literarian Award Winners: Robert Silvers and the late Barbara Epstein, founding editors of the New York Review of Books