The 2011 Pulitzer Prize winners were announced Monday. The fiction prize went to A Visit from the Goon Squad by Jennifer Egan (Knopf), who also won the National Book Critics Circle Award for fiction this year. The history prize to The Fiery Trial: Abraham Lincoln and American Slavery by Eric Foner (Norton), the biography prize to Washington: A Life by Ron Chernow (Penguin Press), the poetry prize to The Best of It: New and Selected Poems by Kay Ryan (Grove), and the general nonfiction prize to The Emperor of All Maladies: A Biography of Cancer by Siddhartha Mukherjee (Scribner).