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Engineer: Andy Wallace

Mixing Engineer: Andy Wallace

Guitar: Brad Delson

Producer: Brad Delson

Mastering Engineer: Brian "Big Bass" Gardner

Editing Engineer: Brian "Big Bass" Gardner

Producer: Chester Bennington

Vocals: Chester Bennington

Engineer, Producer: Don Gilmore

Unknown: Don Gilmore

Engineer: John Ewing Jr.

Unknown, Programmer, Samples: Joseph Hahn

Producer: Joseph Hahn

Main Mc, Piano: Mike Shinoda

Producer: Mike Shinoda

Guitar: Phoenix

Producer: Phoenix

Drums, Percussion: Rob Bourdon

Producer: Rob Bourdon

Assistant Engineer: Shawn "Fox" Phelps

Engineer: Steve Sisco

Assistant Mixing Engineer: Steve Sisco

Writer: Brad Delson

Writer: Chester Bennington

Writer: Dave Farrell

Writer: Joe Hahn

Writer: Mike Shinoda

Writer: Rob Bourdon