Six Degrees of Inner Turbulence je šesté studiové album americké progresivní metalové skupiny Dream Theater, vydané jako dvoudiskové v lednu 2002. DISC I.
1. The Glass Prison
2. Blind Faith
3. Misunderstood
4. The Great Debate
5. Disappear

DISC II.
1. Overture (Six Degrees Of Inner Turbulence Part I)
2. About to Crash (Six Degrees Of Inner Turbulence Part II)
3. War Inside My Head (Six Degrees Of Inner Turbulence Part III)
4. The Test That Stumped Them All (Six Degrees Of Inner Turbulence Part IV)
5. Goodnight Kiss (Six Degrees Of Inner Turbulence Part V)
6. Solitary Shell (Six Degrees Of Inner Turbulence Part VI)
7. About to Crash (Reprise) (Six Degrees Of Inner Turbulence Part VII)
8. Losing Time / Grand Finale (Six Degrees Of Inner Turbulence Part VIII)