The Mars Volta is a Grammy award winning American band from El Paso, Texas. Founded in 2001 by guitarist Omar Rodríguez-López and vocalist Cedric Bixler-Zavala, the band incorporates various influences including progressive rock, krautrock, jazz fusion, Latin American music, and the rhythmic complexity of math rock into their sound. They are known for their energetic live shows, as well as their concept-based studio albums. In 2009, the band won a Grammy Award in the "Best Hard Rock Performance" category for the song "Wax Simulacra." They were named rock music's "Best Prog-Rock Band" of 2008 by Rolling Stone magazine.