Credits

Beyoncé: Producer, Vocal Arrangement, Vocals
Walter Afanasieff: Bass, Programming, Producer, Drum Programming, Keyboards, Arranger
Corey Rooney: Producer
Tony Maserati: Mixing
Bill Lee: Producer
Dave Pensado: Mixing
Dave Way: Mixing
David Donaldson: Keyboards, Vocal Engineer
Dexter Simmons: Mixing
Nick Thomas: Mixing
Poke & Tone: Producer
Anthony Dent: Producer, Engineer
Michael McCoy: Assistant Engineer
Tom Coyne: Mastering
Vladimir Meller: Mastering
Dan Workman: Guitar, Engineer, Mixing, Vocal Engineer
Ramon Morales: Engineer
Brian Springer: Engineer, Vocal Engineer
Damon Elliott: Producer, Engineer
David Gleeson: Engineer
D'Wayne Wiggins: Guitar, Producer
Errol "Poppi" McCalla: Programming, Producer
Flip Osman: Assistant, Assistant Engineer
James Hoover: Engineer, Vocal Engineer
Jim Caruana: Engineer
Ken Huffnagle: Engineer
Mathew Knowles: Producer, Executive Producer
Orlando Calzada: Engineer
Richard Travali: Mixing
Wassim Zreik: Assistant
Greg Bieck: Programming, Digital Programming, Drum Programming, Engineer, Keyboards
Thom Cadley: Mixing
Falonte Moore: Producer
Michael Conrader: Engineer
Nunzio Signore: Guitar
Pete Krawiec: Assistant Engineer
Rob Fusari: Producer
Woody Pornpitaksuk: Author
Richard J. Davis: Production Coordination
Eric Seats: Multi-Instruments
Troy Gonzalez: Engineer
Calvin Gaines: Producer
Jill Topol: Stylist
Robert Conley: Programming
Marla Weinhoff: Prop Stylist