- Janet Jackson – vocals, backing vocals, producer
- Dallas Austin – beats, keyboards, Line 6 guitar, producer
- Bobby Ross Avila – bass, drums, co-producer, guitar, keyboards, Moog lead, nylon guitar, producer, Rhodes electric piano
- Babyface – instrumentation, producer
- BAG & Arnthor – arrangers, engineers, producers, programming
- Miri Ben-Ari – violin, violin arranger, violin producer
- Paul Boutin – engineer
- Billy Brown – backing vocals
- Henrik Brunberg – assistant engineer
- Jason Carson – engineer
- Fran Cooper – make-up
- Ian Cross – engineer
- Roger Davies – management
- Kevin "KD" Davis – mixing
- Freckles – backing vocals
- Brian "Big Bass" Gardner – mastering
- Jon Gass – mixing
- Serban Ghenea – mix assistant
- Johnny Gill – guitar
- Lee Groves – programming
- Cesar Guevara – assistant engineer
- Stephan Haeri – mixing
- Rob Haggett – assistant programming
- Doug Harms – assistant engineer
- Terri Harris – personal assistant
- Jeri Heiden – art direction, design
- Steve Hodge – engineer, mixing, mix engineer
- Keenan "Kee Note" Holloway – bass
- Kameron Houff – engineer
- Kevin Hunter – guitar
- Jun Ishizeki – engineer
- Iz – bass, co-producer, drums, electric guitar, guitar, horn stabs, Moog synthesizer, percussion, scratches
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- Jimmy Jam – drum programming, drums, keyboards, percussion, producer
- Glenn Jeffery – guitar
- Henrik Jonback – guitar
- Goran Kajfes – horn
- Brent Kolatalo – assistant engineer
- Ken Lewis – instrumentation
- Terry Lewis – producer
- Wayne Scot Lukas – wardrobe
- Matt Marrin – mix engineer
- Manny Marroquin – mixing
- Andrew MacPherson – photography
- Glen Nakasako – art direction, design
- Big Jon Platt – A&R
- Ervin Pope – keyboards
- Joni-Ayanna Portee – backing vocals
- Magnum Coltrane Price – bass
- Tony Reyes – backing vocals, bass, Line 6 guitar
- Tim Roberts – mixing assistant
- Lindsay Scott – management
- Rick Sheppard – engineer, MIDI, sound design
- Xavier Smith – assistant engineer
- Mark "Spike" Stent – mixing
- Scott Storch – producer
- Télépopmusik – producers
- Tony "Prof T" Tolbert – backing vocals
- David Treahearn – mixing assistant
- Rabeka Tuinei – mixing assistant
- Max Vadukul – photography
- Kanye West – vocals, producer
- Colin Wolfe – bass
- Ghian Wright – assistant engineer, mixing assistant
- Bradley Yost – assistant engineer
- Janet Zeitoun – hair stylist, stylist
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