• Steve Marcantonio
• Engineer

• Tony Maserati
• Engineer, Mixing

• Rob Mathes
• Guitar, Arranger, Bandleader, Keyboards

• Jeff Mironov
• Guitar

• Eric Oxendine
• Bass

• Shawn Pelton
• Drums

• Phil Ramone
• Producer, Executive Producer

• Michael Rhodes
• Bass

• Nunzio Signore
• Guitar

• Peter Sklair
• Bass

• Jeffrey C.J. Vanston
• Piano, Programming

• Sherena Wynn
• Vocals (Background)

• Matt Hathaway
• Engineer, Editing, Mixing

• James Hoover
• Vocal Engineer

• Ben Arrindell
• Mixing

• Cedric Samson
• Flute, Percussion, Vocals, Associate Producer, Producer, Vocals (Background), Keyboards, Cello, Strings

• Melonie Daniels
• Vocals (Background)

• Max Martin
• Keyboards, Mixing, Engineer, Producer, Vocals (Background), Programming

• Nana Hedin
• Vocals (Background)

• Niles McKinney
• Bass, Keyboards

• Themba Mkhize
• Strings, Keyboards, Cello

• Flip Osman
• Assistant Engineer

• Bette Marshall
• Photography

• Osama Afifi
• Bass

• Denise Rich
• Associate Producer

• Britney Spears
• Vocals, Vocals (Background)

• George R. "Golden Fingers" Pearson
• Keyboards, Producer

• John Amatiello
• Digital Editing

• Kenny Dickerson
• Producer

• Rob Fusari
• Producer

• Amy Russell
• Production Coordination

• Beyoncé
• Vocals, Producer

• Michelle Williams
• Vocals

• Kurt Lykes
• Vocals (Background)

• Ivan "St. Ives" Walker
• Mixing

• Avant
• Vocals, Vocals (Background)

• Falonte Moore
• Producer

• Gerard Woods
• Vocals (Background)

• Jovaun Woods
• Vocals (Background)

• Kenny Flav
• Instrumentation

• David Ives
• Engineer

• David Levita
• Guitar

• David Bryant
• Assistant Engineer

• David Batteau
• Producer

• Yoko Ono
• Producer, Remix Supervision

• Vaneese Thomas
• Vocals (Background)

• Kenny Whitehead
• Vocals (Background)

• Phil Spector
• Producer

• Darrell "Delite" Allamby
• Vocals (Background), Producer, Mixing

• James Austin
• Assistant Engineer

• Tom Barney
• Percussion

• Bashiri Johnson
• Percussion

• Daniel Ben Zebulon
• Percussion

• Mary J. Blige
• Vocals

• Pat Buchanan
• Guitar (Acoustic), Guitar (Electric)

• Chad Cromwell
• Organ, Synthesizer

• Jack Douglas
• Producer

• Nathan East
• Bass

• Michael Fisher
• Percussion

• Calvin Gaines
• Producer

• Humberto Gatica
• Producer

• Milton Glaser
• Artwork, Artistic Director

• Marlon Graves
• Guitar

• Mick Hucknall
• Producer

• Steve Huff
• Producer, Instrumentation

• Paul Jackson, Jr.
• Guitar (Electric)

• Brian Kincaid
• Engineer

• Curtis King
• Vocals (Background)

• Peter Lewinson
• Producer

• Steve Lewinson
• Producer

• Richie Havens
• Guitar, Koto, Vocals

• Michael W. Smith
• Piano, Vocals

• Aretha Franklin
• Vocals

• Carole King
• Vocals, Vocal Arrangement, Producer, Vocals (Background)

• John Lennon
• Producer

• Gerald LeVert
• Vocals, Vocals (Background), Producer

• Paul Simon
• Producer

• Warren Bernhardt
• Organ

• Jonathan Butler
• Vocals, Producer, Drum Programming, Instrumentation, Vocals (Background)