Orson Scott Card's Ender's Game is a science fiction classic. InEnder's Worldalmost two dozen writers offer new perspectives on the 1985 novel, along with insights gleaned from other Ender stories that fit within the Ender's Game chronology. In addition, military strategists Colonel Tom Ruby and Captain John Schmitt offer insight into the human-Formic war. The collection's insightful analyses and moving personal essays are rounded out with short pieces answering more technically oriented questions about the Ender universe, including why the Battle Room is a cube and why the military recruited their soldiers as children.