Credits adapted from album's liner notes. • Marcus Allen – producer (track 4) • David Barnett – viola (tracks 4, 11) •
Timothy "Keys" Bloom – producer (track 11) • Jeff Chestek – engineer (track 4) •
Tom Coyne – mastering • Joe Davi – guitar and bass (track 6) • Kevin "KD" Davis – mixing (tracks 2–11) • Andrew Dawson – engineer (track 9) •
Mikkel S. Eriksen – producer, engineer, and all instruments (tracks 1, 12) •
Ron "Neff-U” Feemstar – producer (track 2) • Larry Gold – string arrangement and production (tracks 4, 11) • Jaymz Hardy-Martin III – engineer (tracks 4, 11) •
Tor Erik Hermansen – producer and all instruments (tracks 1, 12) • Ricardo "Slick" Hinkson – assistant engineer (tracks 4, 7, 10, 11) • Bob Horn – engineer (track 2) • Josh Houghkirk – assistant mixing engineer (tracks 1, 12) •
Eric Hudson – producer and all instruments (tracks 3, 7) •
Jennifer Hudson – vocals (track 6) •
Jay-Z – rap (track 2) • Gloria Justen – violin (tracks 4, 11) •
Knobody – producer (track 6) • Olga Konopelsky – violin (tracks 4, 11) • Emma Kummrow – violin (tracks 4, 11) • Danielle Laport – additional recording (track 10) •
Espen Lind – guitar (track 12) • Jennie Lorenzo – cello (tracks 4, 11) •
Ne-Yo – vocals (all tracks), co–producer (tracks 1, 3–12) • Deepu Panjwani – assistant engineer (tracks 4, 7, 10, 11) •
Syience – producer (track 9) • Melvin Sparkman – producer (track 4) • Brian Springer – engineer (track 9) • Brian Sumner – engineer (track 3) • Igor Szwec – violin (tracks 4, 11) •
Phil Tan – mixing (tracks 1, 12) •
Shea Taylor – producer and guitar (tracks 5, 8, 10), saxophone and horns (track 5) • Michael Tocci – engineer (all tracks) • Shane "Bermuda" Woodley – assistant mixing engineer (tracks 2–11), engineer (tracks 3, 7) == Charts ==