Phil Klay, who served in Iraq's Anbar province from January 2007 to February 2008, was also longlisted for this year's National Book Award. Hannah Dunphy/Courtesy of Penguin Press hide caption

itoggle caption Hannah Dunphy/Courtesy of Penguin Press

Author James McBride won the 2013 National Book Award for fiction for The Good Lord Bird, about the journey of a young slave in the 1850s. Victoria Will/AP hide caption

itoggle caption Victoria Will/AP

Author Louise Erdrich, seen here in May 2008, has won the National Book Award for her novel, The Round House. Dawn Villella/AP hide caption

itoggle caption Dawn Villella/AP