"A Ghost Is Born" is the fifth studio album by the American rock band Wilco, released in 2004. The album features a blend of alternative rock and experimental sounds, showcasing the band's evolution in musical style. It includes notable tracks like "Ashes of American Flags" and "Hummingbird," which highlight the band's introspective lyrics and innovative instrumentation. The album received critical acclaim for its artistic ambition and emotional depth. It was produced by Wilco and features contributions from various musicians, including Jim O'Rourke, who played a significant role in shaping its sound. "A Ghost Is Born" solidified Wilco's reputation as a leading force in the indie rock scene.