Credit

• Producer - Rick Rubin
• Engineer - Steve Churchyard
• Engineer - Allen Sides
• Mixed By - Allen Sides (1 to 10, 12, 13)
• Engineer - Al Schmitt
• Guitar - Matt Sweeney (5, 7, 9)
• Mastered By - Stephen Marcussen
• Cello - Dane Little (1, 3 to 5, 7 to 13)
• Violin - John Wittenberg (2 to 10, 12)
• Engineer - Greg Fidelman
• Viola - Denyse Buffum (3, 4, 9)
• Viola - Denyse Buffman
• Violin - Bruce Dukov (11, 13)
• Cello - Steve Richards (2 to 10)
• Coordinator [Production] - Lindsay Chase
• Contractor [Backing Vocal] - Dorian Holley
• Contractor [For David Campbell] - Suzie Katayama
• Guitar - Smokey Hormel (5, 7, 9)
• Violin - Peter Kent (2) (4 to 10)
• Concertmaster - Sid Page (4, 6)
• Violin - Sid Page (4, 5, 7, 8, 10)
• Violin - Ken Yerke
• Violin - Endre Granat (11, 13)
• Viola - Pam Goldsmith
• Viola - David Stenske (2, 3)
• Violin - Eve Butler (2, 3, 6)
• Cello - Stefanie Fife (9)
• Cello - Stephanie Fife
• Guitar - John Goux (1, 3 to 5)
• Concertmaster - Charlie Bisharat (5, 7 to 10)
• Concertmaster [Associate] - Charlie Bisharat (3, 4)
• Violin - Charlie Bisharat (1, 3 to 5, 7 to 10)
• Flute - David Shostac (4, 9)
• Horns - Richard Todd (4, 11, 13)
• Cello - Steve Erdody (11, 13)
• Viola - Roland Kato (9, 11, 13)
• Concertmaster - Sara Parkins (12)
• Violin - Sara Parkins (2, 4, 5, 7, 8, 10, 12)
• Arranged By, Conductor - David Campbell (2 to 5, 7 to 10)
• Cello - Paul Cohen (2) (6)
• Cello - Timothy Landauer
• Cello - Cecelia Tsan
• Viola - Kazi Pitelka (4, 8, 10)
• Viola - Kazi Pitelk
• Engineer [Assisted By] - Phillip Broussard Jr.
• Mixed By [Assisted By] - Phillip Broussard Jr.
• Engineer [Pro Tools Engineer] - Phillips Broussard Jr.
• Engineer - Jason Lader
• Violin - Haim Shtrum (9, 11, 13)
• Cello - Barry Gold (6)
• Cello - Dennis Karmazyn (11, 13)
• Viola - Samuel Formicola
• Engineer [Assisted By] - Steve Genewick
• Engineer [Pro Tools Engineer] - Steve Genewick
• Violin - Songa Lee (2 to 5, 7 to 10, 12)
• Concertmaster - Katia Popov (2, 3)
• Violin - Katia Popov (2 to 5, 7 to 11, 13)
• Violin - Natalie Leggett (4, 5, 7 to 11, 13)
• Violin - Phillip Levy (11, 13)
• Violin - Jackie Brand (11, 13)
• Violin - Jacqueline Brand
• Viola - Darrin McCann (3 to 5, 7 to 13)
• Viola - Marlow Fisher (11, 13)
• Violin - Josefina Vergara (2 to 4, 9, 11 to 13)
• Violin - Julie Ann Gigante
• Violin - Roberto Cani (4, 9, 11, 13)
• Viola - Vickie Miskolczy
• Viola - Victoria Miskolczy
• Cello - Armen Ksajikian (2, 3, 11 to 13)
• Violin - Sarah Thornblade (11, 13)
• Piano - Josh Groban (1, 5, 7, 9, 12)
• Cello - Chris Ermacoff
• Viola - Brian Dembow (11, 13)
• Violin - Alyssa Park (4, 9, 11, 13)
• Violin - Michele Richards (3 to 10, 12)
• Violin - Rebecca Bunnell (6)
• Horns - Kurt Snyder (2, 4, 6, 7, 8, 10)
• Cello - Ernest Ehrhardt, Jr.
• Double Bass [Basses] - Michael Valerio
• Violin - Armen Garabedian (3, 4)
• Violin - Darius Campo (4, 5, 7 to 10)
• Cello - Andrew Shulman (11, 13)
• Cello - Rudolph Stein
• Viola - Qiang Wang
• Viola - Matt Funes (3 to 5, 7, 8, 10, 12)
• Violin - Alan Grunfeld (4, 6)
• Violin - Mario DeLeon (12)
• Violin - Mario De Leon
• Viola - Andrew Picken (6)
• Viola - Adriana Zoppo (2, 3)
• Flute - Steven Kujala
• Cello - Victor Lawrence (6)
• Percussion - Brad Dutz (3, 4)
• Engineer - Andrew Scheps
• Cello - Martha Lippi (2, 3)
• Viola - Shawn Mann (11, 13)
• Violin - Vladimir Polimatidi (2 to 4, 6)
• Double Bass [Basses] - Karl Vincent (2, 3)
• Horns - Joe Meyer (2, 4, 7, 8, 10)
• Viola - David Walther (11, 13)
• Violin - Margaret Wooten (6)
• Viola - John Hayhurst (2, 3)
• Cello - Timothy Loo (4)
• Violin - Joel Pargman (6)
• Double Bass [Basses] - Edward Meares (11, 13)
• Violin - Robert Peterson
• Violin - Julian Hallmark (3, 6)
• Cello - David Speltz (11, 13)
• Engineer [Assisted By] - Chris Holmes (3)
• Engineer [Pro Tools Engineer] - Chris Holmes (3)
• Double Bass [Basses] - Oscar Hidalgo (2, 3)
• Violin - Tami Hatwan
• Violin - Tammy Hatwan
• Engineer [Assisted By] - Sara Lyn Killion
• Cello - John Walz (11, 13)
• Cello - Erika Duke-Kirkpatrick (2 to 5, 7 to 10)
• Double Bass [Basses] - David Stone
• Violin - Tereza Stanislav (4, 5, 7 to 11, 13)
• Engineer [Assisted By] - Charlie Paakari
• Violin - Roger Wilkie (11, 13)
• Cello - Paula Hochhalter (3 to 5, 7 to 13)
• Violin - Larry Greenfield (2, 3)
• Violin - Laurence Greenfield
• Violin - Mark Robertson (3) (6)
• Horns - Brian O'Connor (2) (4, 7, 8, 10, 11, 13)
• Double Bass [Basses] - Thomas Harte, Jr.
• Viola - Andrew Duckles (4, 5, 7 to 11, 13)
• Art Direction - Ellen Wakayama
• Double Bass [Basses] - Nico Abondolo (9)
• Double Bass [Basses] - Nico Carmine Abondolo
• Violin - Gerardo Hilera (2 to 8, 10, 12)
• Viola - Jeanie Lim (2, 3, 6)
• Percussion - M.B. Gordy (2, 4, 5, 8 to 10)
• Violin - Lisa Sutton (11, 13)
• Double Bass [Basses] - Bruce Morgenthaler (11, 13)
• Viola - Marda Todd (2, 3, 9)
• Violin - Serena McKinney (4, 11, 13)
• Violin - Serene McKinney
• Cello - Anthony Cooke
• Violin - Debra Price (2, 3)
• Violin - Belinda Broughton (11, 13)
• Violin - Philip Vaiman (2 to 10, 12)
• Violin - Ruth Bruegger (2, 3)
• Violin - Kevin Connolly (4, 5, 7 to 11, 13)
• Violin - Jeanne Skrocki (11, 13)
• Violin - Ana Landauer (11, 13)
• Double Bass [Basses] - Donald Ferrone
• Violin - Joe Ketendjian
• Horns - Paul Klintworth (2, 4, 6, 7, 8, 10)
• Double Bass [Basses] - Drew Dembowski (9)
• Clarinet - Gary Bovyer (4, 5, 7, 8, 10)
• Violin - Searmi Park (2, 3)
• Violin - Marina Manukian (6)
• Double Bass [Basses] - Timothy Eckert
• Double Bass [Basses] - Oscar Meza (2, 3, 6)
• Flute - Robert Shulgold (2, 5, 7, 8, 10)
• Horns - Nathan Campbell (4, 6, 7, 8, 10)
• Copyist [Supervising Copyist For David Campbell] - Bettie Ross
• Management - Q Prime Inc
• Viola - Karen Elaine
• Viola - Robert Brophy (4, 5, 7 to 10)
• Clarinet - Stuart Clark (4, 5, 7 to 10)
• Viola - Aaron Oltman (6)
• Violin - Maia Jasper (2, 3)
• Violin - Barbra Porter (2, 3)
• Cello - George Kim Scholes (4, 5, 7, 8, 10)
• Horns - Dan Kelley
• Flute - Lawrence Kaplan
• Coordinator [Scoring] - Pamela Sollie
• Design - Matt Coonrod
• Design - Donny Phillips
• Coordinator [For David Campbell] - Travis Warner
• Percussion - Bruce Carver (2, 4, 5, 8 to 10)
• Photography By - Kurt Iswarienko