c — Prism

Credits

• Alto Saxophone [A3] Alex Foster
• Backing Vocals [A4] Sabina Ddumba
• Backing Vocals [A4] Tensta Gospel Choir
• Backing Vocals [B6] Katy Perry
• Backing Vocals [B6] Max Martin
• Band [A3] Saturday Night Live Band
• Baritone Saxophone [A3] Ron Blake
• Drums [Additional] [A3] Steven Wolf
• Featuring [B6] Juicy J
• Guitar [Additional] [C11, D15] John Mayer
• Kalimba [D16] Jonatha Brooke
• Sitar [A2] Ronobir Lahiri
• Sitar [Coral] [A2] Dr. Luke
• Tabla [A2] Aditya Kalyanpur
• Trombone [A3] Steve Turre
• Trumpet [A3] Earl Gardner
• Violin [Double] [A2] Gingger Shankar
• Vocals [A1, A2, A3, A4, B5, B6, B7, B8, C9, C10, C11, C12, D13, D14, D15, D16] Katy Perry
• Vocals [Additional] [B6] Ava James
• Vocals [B6] Juicy J
• Arranged By [Horn Arrangement], Tenor Saxophone [A3] Lenny Pickett
• Producer [C10] Christian "Bloodshy" Karlsson
• Producer [D16] Greg Wells
• Producer [D16] Katy Perry
• Written-By [A1, A2, A3, A4, B5, B6, B7, B8, C9, C10, C11, C12, D14, D15, D16] Katy Perry
• Written-By [A1, A2, A3, A4, B5, B6, B7, B8, C9, C10] Max Martin
• Written-By [A1, A2, A3, B5, B6, B8, C9] Henry Walter
• Written-By [A1, A2, A3, B5, B6, B8, C9] Lukasz Gottwald
• Written-By [A1, A2, A3, C9] Bonnie McKee
• Written-By [A4, B7] Klas Ahlund
• Written-By [A4] Adam Baptiste
• Written-By [A4] Camela Leierth
• Written-By [B6] Jordan Houston
• Written-By [B6] Sarah Theresa Hudson
• Written-By [C10] Christian "Bloodshy" Karlsson
• Written-By [C10] Mangus Lidehall
• Written-By [C10] Vincent Pontare
• Written-By [C11, D15] Benjamin Levin
• Written-By [C11, D15] Mikkel Storleer Eriksen
• Written-By [C11, D15] Tor Erik Hermansen
• Written-By [C12, D14] Greg Kurstin
• Written-By [C12] Sia Furler
• Written-By [D14] John Mayer
• Written-By [D15] Emeli Sandé
• Written-By [D16] Greg Wells
• Written-By [D16] Jonatha Brooke
• Written-By, Producer [D13] Greg Wells
• Written-By, Producer [D13] Katy Perry
• Drums, Piano, Synth, Programmed By [D13] Greg Wells
• Drums, Synth, Programmed By [D16] Greg Wells
• Engineer [A1, A2, A3, A4, B5, B6, B7, B8, C9] Michael Ilbert
• Engineer [A1, A2, A3, A4, B5, B6, B7, B8, C9] Peter Carlsson
• Engineer [A1, A2, A3, A4, B5, B6, B7, B8, C9] Sam Holland
• Engineer [A1, A2, A3, B5, B6, B8, C9] Clint Gibbs
• Engineer [Additional] [C12, D14] Alex Pasco
• Engineer [Assisted By] [A1, A2, A3, B5, B6, B8, C9] Justin Fox
• Engineer [Assisted By] [A1, A2, A3, B5, B6, B8, C9] Rachael Findlen
• Engineer [Assisted By] [A1, A2, A3, B6, C9] Elliott Lanam
• Engineer [Assisted By] [A2, A3, A4, B5, B6, B7, B8, C9] Cory Bice
• Engineer [Assisted By] [A3, B5, B6, B8] Eric Eylands
• Engineer [Assisted By] [C11, D15] Chris "Anger Management" Sclafani
• Engineer [B6] Mike "Crazy Mike" Foster
• Engineer [C11, D15] Mikkel Storleer Eriksen
• Engineer [C12, D14] Greg Kurstin
• Engineer [C12, D14] Jesse Shatkin
• Engineer [D13, D16] Ian McGregor
• Engineer [Engineered For Mix] [A1 to C11, D13 to D16] John Hanes
• Engineer [Horns, Assisted By] [A3] Kenta Yonesaka
• Engineer [Horns] [A3] Dave O'Donnell
• Engineer, Instruments [All], Programmed By [C10] Christian "Bloodshy" Karlsson
• Engineer, Instruments [All], Programmed By [C10] Magnus
• Engineer, Instruments [All], Programmed By [C10] Vincent Pontare
• Mastered By Chris Gehringer
• Mixed By [A1 to C11, D13 to D16] Serban Ghenea
• Mixed By [Assisted By] [C12] Chris Galland
• Mixed By [Assisted By] [C12] Delbert Bowers
• Mixed By [C12] Manny Marroquin
• Producer, Bass, Keyboards, Programmed By [D14] Greg Kurstin
• Producer, Guitar, Keyboards, Programmed By [C12] Greg Kurstin
• Producer, Instruments [All], Programmed By [A1, A2, A3, B5, B6, B8, C9] Cirkut
• Producer, Instruments [All], Programmed By [A1, A2, A3, B5, B6, B8, C9] Dr. Luke
• Producer, Instruments [All], Programmed By [A1, A2, A3, B5, B6, B8, C9] Max Martin
• Producer, Instruments [All], Programmed By [C11, D15] Benny Blanco
• Producer, Instruments [All], Programmed By [C11, D15] Stargate
• Producer, Programmed By [A4, B7] Klas Ahlund
• Producer, Programmed By [A4, B7] Max Martin
• A&R Dan McCarroll
• Art Direction, Design Mogollon
• Coordinator [Production Coordination] [A1, A2, A3, B5, B6, B8, C9] Irene Richter
• Coordinator [Production Coordination] [C11, D15] Andrew "McMuffin" Luftman
• Coordinator [Production Coordination] [C11, D15] Scott "Yarmov" Yarmovsky
• Executive-Producer Dr. Luke
• Executive-Producer Katy Perry
• Executive-Producer Max Martin
• Management Bradford Cobb
• Management Martin Kirkup
• Management Ngoc Hoang
• Management Steven Jensen
• Management [Stargate Managed By] [C11, D15] Danny D.
• Management [Stargate Managed By] [C11, D15] Tim Blacksmith
• Photography By Ryan McGinley