Kelly Clarkson - Greatest Hits – Chapter One

Engineer – John Hanes, Tim RobertsInstruments – Lasse MårténMixed By – Serban GheneaMusical Assistance – Tim RobertsProducer – Dr. Luke, Max MartinTechnician – Johan Brorsson*Vocals – Kelly ClarksonWritten-By – Dr. Luke, Max Martin

Bass – Dr. LukeCoordinator – Gary "G" Silver*Drums – Dr. LukeEdited By – Emily WrightEngineer – Emily Wright, John Hanes, Sam HollandGuitar – Dr. Luke, Max MartinMixed By – Serban GheneaMusical Assistance – Aniella Gottwald, Tim RobertsProducer – Dr. Luke, Max MartinProduction Manager – Claude KellyProgrammed By – Dr. LukeSynth – Dr. Luke, Max MartinVocals – Kelly ClarksonWritten-By – Claude Kelly, Łukasz Gottwald*, Max Martin

Arranged By – Rhett LawrenceBacking Vocals – Kelly Clarkson, Suzy Benson*DJ Mix – Rhett Lawrence, Wayne RodriguezDrums – Steve FerreraEngineer – Andy Zulla, Jim Watts, Olle Romo, Rhett Lawrence, Steve McMillanGuitar – Olle Romo, Rhett LawrenceLead Vocals – Kelly ClarksonMixed By – Dave Pensado, Rhett Lawrence, Steve McMillanProducer – Rhett LawrenceProgrammed By – Rhett LawrenceWritten-By – Christina Aguilera, Kelly Clarkson, Rhett Lawrence

Bass – Greg KurstinEngineer – Greg Kurstin, Jesse Shatkin, John Hanes, Phil SeafordGuitar – Greg KurstinKeyboards – Greg KurstinMixed By – Serban GheneaProducer – Greg KurstinProgrammed By – Greg KurstinWritten-By – Ali Tamposi, David Gamson, Greg Kurstin, Jörgen Elofsson

Drums – Shawn PeltonEngineer – John Hanes, Tim RobertsInstruments – Dr. Luke, Max MartinMixed By – Serban GheneaMusical Assistance – Jason Rankins, Johan Brorsson*, Tim RobertsProducer – Dr. Luke, Max MartinRecorded By – Dr. Luke, Kevin Guarnieri, Lasse Mårtén, Max MartinTechnician – Tim RobertsVocals – Kelly ClarksonWritten-By – Łukasz Gottwald*, Kelly Clarkson, Max Martin

Bass – Marty O'BrienDrums – Mark ColbertEngineer – John Hanes, Tim RobertsGuitar – Ben MoodyMixed By – Serban GheneaPiano – David HodgesProducer – Ben Moody, David HodgesRecorded By – Dan CertaStrings – David Campbell, David HodgesVocals – Kelly ClarksonWritten-By – Ben Moody, David Hodges, Kelly Clarkson

Bass – Billy MohlerCo-producer – Jason Halbert, Jimmy MesserDrum Programming – Rob BrillDrums – Shawn PeltonGuitar – Jimmy MesserKeyboards – David Kahne, Jason HalbertMixed By – Andy WallaceMusical Assistance – Mike ScielziProducer – David KahneRecorded By – David Kahne, Joe BarresiVocals – Kelly ClarksonWritten-By – Jimmy Messer, Kelly Clarkson

Arranged By – Ryan TedderEngineer – John Hanes, Tim RobertsGuitar – Brian RayInstruments – Ryan TedderMixed By – Serban GheneaProducer – Ryan TedderProgrammed By – Ryan TedderRecorded By – Joe Zook, Ryan TedderWritten-By – Kelly Clarkson, Ryan Tedder

Co-producer – Ester DeanEngineer – John Hanes, Phil SeafordGuitar – Andre FrappierKeyboards – Brian Kennedy Mixed By – Serban GheneaProducer – Brian Kennedy Production Manager – Dante Jones, Dewain Whitmore, Jr.Programmed By – Brian Kennedy Recorded By – Sean TallmanWritten-By – Brett James, Brian Seals*, Dante Jones, Ester Dean

Bass – John ShanksCoordinator – Shari SutcliffeDrums – Jeff RothschildGuitar – John ShanksKeyboards – John ShanksMixed By – Jeff Rothschild, John ShanksProducer – John ShanksRecorded By – Jeff RothschildWritten-By – Avril Lavigne, Bridget Benenate, Matthew Gerrard

Bass – Jason LaderDrums – Randy Cook*Engineer – John Hanes, Tim RobertsGuitar – Phil X, Raine MaidaMixed By – Serban GheneaMusical Assistance – John Berkowitz, Mark KiczulaProducer – Chantal Kreviazuk, Kara DioGuardi, Raine MaidaProgrammed By – Jason LaderRecorded By – Brian Garcia, Cameron Webb, Raine MaidaStrings – Chantal Kreviazuk, Mark Robertson , Raine Maida, Shalini Vijayan, Shanti Randall, Victor LawrenceVocals – Kelly ClarksonWritten-By – Chantal Kreviazuk, Kara DioGuardi, Kelly Clarkson, Raine Maida

Producer – Michael KnoxWritten-By – Andy Gibson, Jason Sellers, Paul Jenkins

Bass – Mark Hill Coordinator – Dave Steunebrink, Lani CrumpDrums – Miles McPhersonEngineer – John Denosky, John Hanes, Phil Seaford, Steven Valenzuela, Todd TidwellGuitar – Jerry McPherson, Tim PierceKeyboards – Eric Olson, Jason HalbertMixed By – Serban GheneaProducer – Sound KollectivProgrammed By – Eric Olson, Jason Halbert, Mighty MikeRecorded By – Christopher Dye*Written-By – Eric Olson, Jason Halbert, Kelly Clarkson

Backing Vocals – Ashley Donovan, Bryan Jones , Chris Dye, Chris Michaelessi, Chris Rodriguez, Einar Pedersen, Jill Pickering, Jim Fredley, Kate Rapier, Miles McPherson, Nicole Hurst, Robert MillerBass – Greg KurstinEngineer – Greg Kurstin, Jesse Shatkin, John Hanes, Phil SeafordGuitar – Greg KurstinMixed By – Serban GheneaProducer – Greg KurstinProduction Manager – Jason HalbertProgrammed By – Greg KurstinRecorded By – Lee BuddleWritten-By – Blair Daly, James Michael, Meghan Kabir

Backing Vocals – Cherie Oakley, Vince GillBass – Toni Lucido*Coordinator – Mike "Frog" Griffith*Drums – Chris McHughElectric Guitar – Cherie Oakley, JT Corenflos, Jerry McPherson, Vince GillLead Vocals – Kelly ClarksonMixed By – Justin NiebankMusical Assistance – Drew BollmanPiano – Steve NathanProducer – Dann HuffRecorded By – Steve MarcantonioSteel Guitar – Paul FranklinWritten-By – Blu Sanders, Lindsay Chapman, Natalie Hemby

Bass – Einar PedersenDrums – Miles McPhersonMixed By – Jason HalbertPiano – Jason HalbertProducer – Thuy-An JulienProgrammed By – Jason HalbertRecorded By – Steve GenewickStrings – Jason HalbertTrumpet – Leif ShiresWritten-By – Buck Ram, Kim Gannon, Walter Kent

Bass – Greg KurstinEngineer – Greg Kurstin, Jesse Shatkin, John Hanes, Phil SeafordGuitar – Greg KurstinMixed By – Serban GheneaProducer – Greg KurstinProgrammed By – Greg KurstinWritten-By – Alex G.*, Busbee*

Backing Vocals – Debra Byrd, Gina Taylor-Pickens*, Kelly Clarkson, Leslie SmithBass – Steve PearceDrums – Steve FerreraEngineer – Andy Zulla, Chris Laws, Matt Howe, Robin SellarsGuitar – Frederick "Frizzy" Karlsson*, Pathik Desai, Paul GendlerKeyboards – Steve Mac Lead Vocals – Kelly ClarksonMixed By – Andy Zulla, Steve FerreraMusical Assistance – Daniel PurseyOrgan – Jeremy "Lester" Ruzumma*Percussion – Steve FerreraProducer – Steve Ferrera, Steve Mac Strings – Dave ArchWritten-By – John Reid*, Jörgen Elofsson

Backing Vocals – Cindy Mizelle, Evan RogersCello – James Cooper III, Jennie LorenzoCoordinator – Andrea DerbyDrum Programming – Carl SturkenDrums – Steve FerreraKeyboards – Carl SturkenLead Vocals – Kelly ClarksonMixed By – Toni Maserati*Musical Assistance – Brendan Kuntz, Matt SnedecorProducer – Carl Sturken, Evan RogersRecorded By – Al Hemberger, Gordon Goss, J.D. Andrew, Jeff Chestek, Jun Ishizeki, Rich BalmerStrings – Larry GoldViola – Alexandra Leem, Peter Nocella*Violin – Charlene Kwas, Charles Parker, Jr., Emma Kummrow, Gregory Teperman, Igor SzwecWritten-By – Carl Sturken, Evan Rogers, Kelly Clarkson

Bass – Paul BushnellDrums – Josh FreeseEdited By – Paul DeCarliEngineer – Hatzukasu "Hatch" Inagaki*, John Hanes, Tim RobertsGuitar – Phil XKeyboards – Howard Benson, Jamie MuhoberacMixed By – Serban GheneaMusical Assistance – Graham HopeProducer – Howard BensonProgrammed By – Howard BensonRecorded By – Mike PlotnikoffWritten-By – Greg Wells, Kara DioGuardi, Katy Perry

Mixed By – Brad GildermanMusical Assistance – Aaron Lepley, Renson MateoRecorded By – Toby FrancisWritten-By – Matthew Wilder, Rebekah Jordan*