Chris Cornell is an American rock musician best known as the lead vocalist and rhythm guitarist for Soundgarden and as the former lead vocalist for Audioslave. He is also known for his numerous solo works and soundtrack contributions since 1991, in addition to being the founder and frontman for Temple of the Dog, the one-off tribute band dedicated to his former roommate, Andrew Wood. Cornell's signature prowess as a musician is generally noted as his 4-octave vocal range, as well as his powerful vocal beltingtechnique. He has released three solo studio albums, Euphoria Morning (1999), Carry On (2007), and Scream (2009). Cornell was ranked 4th in the list of "Heavy Metal's All-Time Top 100 Vocalists" by Hit Parader.He performed the theme song to the James Bond film Casino Royale (2006), "You Know My Name." Soundgarden released their fourth studio album Higher Truth (2015)on September 18th, 2015 featuring Cornell as the vocalist.