- Davis A. Barnett – Viola
- Jesse Bond – Guitar
- Jay Brown – A&R
- Chavez – Audio Engineer
- Jeff Chestek – String Engineer
- Carol Corless – Package Production
- Ryan D – Assistant Engineer, Audio Engineer
- Kevin "KD" Davis – Mixing
- Mikkel Storleer Eriksen – Engineer, Instrumentation, Various
- Larry Gold – Arranger, Conductor, String Arrangements, String Conductor
- Jaymz Hardy-Martin III – Engineer, Mixing, Vocal Mixing, Vocal Recording
- Chuck Harmony – Arranger, Audio Production, Producer, String Arrangements
- Reynell "Tango" Hay – A&R
- Tor Erik Hermanson – Instrumentation, Various
- Josh Houghkirk – Audio Engineer, Engineer, Mixing Assistant
- Nicole Jackson – A&R
- Terese Joseph – A&R
- Olga Konopelsky – Violin
- Emma Kummrow – Violin
- Alexandra Leem – Viola
- Jennie Lorenzo – Cello
- Rob Martin – Violin
- Micayle McKinney – Keyboards
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- Ne-Yo – Audio Production, Executive Producer, Producer, Vocals
- Charles Parker – Violin
- Polow da Don – Audio Production, Producer
- Herb Powers – Mastering
- Geno Regist – Engineer, Vocal Recording
- L.A. Reid – Executive Producer
- Montez Roberts – Assistant Engineer, Audio Engineer
- J. Peter Robinson – Art Direction, Design
- John Stahl – Assistant Engineer, Audio Engineer
- Chris Stanford – Photography
- Stargate – Audio Production
- The Stereotypes – Producer
- Bernt Rune – Stray Guitar
- Syience – Audio Production, Various
- Igor Szwec – Violin
- Phil Tan – Mixing
- Robert Taylor "R.T." – Guitar
- Shea Taylor – Audio Production, Drum Programming, Piano, Strings, Synthesizer
- Gregory Teperman – Violin
- Tony Terrebonne – Engineer
- Brandon Thomas – Guitar
- Shomari "Sho" Wilson – Audio Production, Instrumentation, Producer, Various
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