John Mayer vocals, guitars, harmonica, keyboards, percussion, production
Sean Hurley bass guitar
Aaron Sterling drums, percussion
Chuck Leavell keyboards
Don Was production
Chad Franscoviak engineering
Michael Brauer mixing
Manny Marroquin mixing
Martin Pradler digital editing
Bob Ludwig mastering
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Chris Botti trumpet on "Walt Grace's Submarine Test, January 1967"
David Crosby vocals on "Born and Raised"
Jim Keltner drums on "Something Like Olivia"
Greg Leisz pedal steel guitar on "Queen of California", "Shadow Days", "Whiskey, Whiskey, Whiskey", "Born and Raised (Reprise)"; lap steel guitar on "Born and Raised"
Graham Nash vocals on "Born and Raised"
Sara Watkins vocals and violin on "A Face to Call Hom