- Kimbra Johnson - vocals (all tracks); production (all tracks)
- Matt Bellamy - guitar (track 2)
- Bilal - featured artist
- Mario Borgatta - assistant
- Ron Bruner - writer (track 7)
- Thundercat - writer (tracks 5, 7)
- Keefus Ciancia - production (track 3)
- Martin Cooke - engineer
- Rich Costey - production (tracks 2, 4-5, 7-9, 11-12); executive producer; mixing
- Zachary Dawes - writer (track 3)
- Mark Foster - writer (track 2)
- Nicolas Fournier - engineer
- Fraser T. Smith - writer (track 4)
- Taylor Graves - writer and production (track 8)
- Nick Haussling - A&R
- Bo Hill - engineer
- John Hill - engineer
| - Daniel Johns - writer (tracks 1, 5, 9)
- Thom Kerr - artwork and photography
- John Legend - writer (track 11)
- Bob Ludwig - mastering
- M-Phazes - production (track 5)
- Major Dudes - production (track 2)
- Timon Martin - writer (track 2)
- Sonny J. Mason - writer, drums (track 10)
- Stephen McQuinn - writer (track 2)
- Matt Morris - writer (tracks 2, 10)
- Tyler Parkford - writer (track 3)
- Kaveh Rastegar - writer (track 10)
- John "JR" Robinson - drums
- Omar Rodríguez-López - guitar (track 13) [19]
- Michael Shuman - writer (track 3)
- Surahn "Sid" Sidhu - writing and production (track 6)
- Alex Tenta - design and layout
- Dave Tozer - writing and production (track 11)
- Lenny Waronker - A&R
- Ben Weinman - guitar (track 14) [20]
- Joel Whitley - writer (track 7)
- PolySlyme - writing and production (track 12)
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