Six Degrees of Inner Turbulence is the sixth full-length studio album by progressive metal band Dream Theater. It was released as a double-disc album on January 29, 2002 by Elektra Records. The recording is a type of concept album wherein the five songs which comprise the first disc explore different themes of lifetime struggle, such as Alcoholism, Loss of Faith and Death. The sixth song — that is, the 42-minute song occupying the second di...