IX (...And You Will Know Us by the Trail of Dead album)

IX is the ninth studio album by the American rock band ...And You Will Know Us by the Trail of Dead. It was released on October 20, 2014, via Dine Alone Records. The album was self-produced by the band and recorded at their own studio in Austin, Texas.

The album's title, IX, is the Roman numeral for nine, reflecting its position in the band's discography. Musically, IX continues the band's experimentation with diverse sounds, incorporating elements of art rock, progressive rock, and post-punk, alongside their signature blend of aggressive and melodic instrumentation. Lyrically, the album explores themes of memory, loss, and societal decay.

IX received generally positive reviews from critics, who praised the band's continued creativity and ambition. While some critics noted a lack of cohesion compared to their earlier work, others highlighted the album's individual tracks and sonic textures. The album charted in several countries, including the United States and the United Kingdom.