Acoustic Guitar - Manny López* (tracks: 6)
Arranged By - Dan Shea (tracks: 13) , Juan Vicente Zambrano (tracks: 7) , Kike Santander (tracks: 5) , Lawrence P. Dermer* (tracks: 6) , Peter Zizzo (tracks: 10) , Ric Wake (tracks: 8, 10, 14) , Richie Jones (tracks: 8, 14)
Arranged By [Strings] - Larry Gold (tracks: 1, 11) , William Ross (tracks: 13)
Backing Vocals - 7 Mile (tracks: 12) , Angie Chirino (tracks: 6) , Betty Wright (tracks: 5) , Billie Lawrence (tracks: 9) , Claytoven Richardson (tracks: 12, 13) , Cohesha Owens* (tracks: 12) , Konesha Owens* (tracks: 13) , Cory Rooney (tracks: 3) , Donna Allen (tracks: 5) , Jane Barrett (tracks: 8) , Jennifer Karr (tracks: 1, 2, 4, 11, 12) , Jorges Valero (tracks: 7) , Jose Miguel Velasquez (tracks: 7) , Kim Travis (tracks: 3) , Kyra Lawrence (tracks: 9) , LaShawn Daniels (tracks: 11) , Lawrence P. Dermer* (tracks: 6) , Lena Perez (tracks: 7) , Margret Dorn* (tracks: 8) , Maria Christiansen* (tracks: 8) , Rita Quintero (tracks: 14) , Sandy Griffith (tracks: 12) , Shawnyette Harrell (tracks: 1 to 3, 11) , Skyler Jett (tracks: 12) , Tracy Reid (tracks: 9) , Wendy Peterson , Ximera DePombo (tracks: 7)
Bass - Salvador Cuevas* (tracks: 7)
Bass [Fretless] - Tom Barney (tracks: 10)
Co-producer - Cory Rooney (tracks: 2) , Dan Shea (tracks: 2)
Conductor [Strings] - Larry Gold (tracks: 1, 11) , William Ross (tracks: 13)
Drums - Richie Jones (tracks: 8, 14)
Edited By [Protools Editing] - Dan Shea (tracks: 12, 13)
Electric Guitar - Michael Landau (tracks: 13)
Engineer - Dave Scheuer* (tracks: 10) , "Young" Dave Scheuer (tracks: 8, 14) , Bob Cadway (tracks: 10) , Dan Hetzel (tracks: 10) , Dan Shea (tracks: 12, 13) , David Rideau* (tracks: 13) , David Gleeson (tracks: 12, 13) , David Reitzas (tracks: 13) , David "Dibs" Shackney* (tracks: 10) , Franklyn Grant (tracks: 1 to 3, 8 to 14) , Freddy Piñero Jr.* (tracks: 6, 7, 14) , Javier Garza (tracks: 5, 7) , Prince Charles (tracks: 4) , Robb Williams (tracks: 2, 4) , Bobby Fernandez* (tracks: 13) , Sebastian Krys (tracks: 6) , Thomas R. Yezzi (tracks: 8, 10, 14)
Engineer [Additional] - Marcelo Anez (tracks: 5 to 7)
Engineer [Assistant] - Alfred Figueroa (tracks: 6, 14) , Ariel (11) (tracks: 4) , Brian Calicchia (tracks: 1, 11) , Brian Harding (2) (tracks: 10) , Chris Wiggins (tracks: 7) , Chuck Bailey (tracks: 1, 11) , Glen Marchese (tracks: 11) , Gustavo Bonnet (tracks: 6) , Jim Porto (tracks: 6, 7) , Juan Bohorquez (tracks: 8, 10, 14) , Peter Krawiec (tracks: 12, 13) , Robb Williams (tracks: 1, 3, 8 to 14) , Simon Ramone (tracks: 5) , Steve Menezes (tracks: 5) , Tom Bender (tracks: 10) , Tony Mardini (tracks: 6)
Engineer [Mix] - Javier Garza (tracks: 6)
Engineer [Strings] - Glen Marchese (tracks: 1, 11) , Robb Williams (tracks: 1, 11)
Executive Producer - Cory Rooney , Emilio Estefan, Jr. (tracks: 5 to 7) , Jennifer Lopez
Guitar - Chieli Minucci (tracks: 10) , Manuel López (tracks: 7) , Michael Thompson (tracks: 12) , Rene Toledo (tracks: 2, 3)
Guitar [Nylon String, Steel String] - Dean Parks (tracks: 13)
Keyboards - Cory Rooney (tracks: 2) , Dan Shea (tracks: 7, 12, 13) , Eric Kupper (tracks: 8, 14) , Juan Vicente Zambrano (tracks: 7) , Lawrence P. Dermer* (tracks: 6) , Peter Zizzo (tracks: 10)
Lyrics By - Cory Rooney (tracks: 1 to 4, 11) , Jennifer Lopez (tracks: 2 to 4, 11) , Kyra Lawrence (tracks: 9) , LaShawn Daniels (tracks: 1) , Lauren Dawson* (tracks: 11) , Rodney Jerkins (tracks: 1, 11)
Lyrics By [Spanish Adaptation] - Ignacio Ballesteros (tracks: 7, 13)
Mixed By - Dan Hetzel (tracks: 8, 14) , Javier Garza (tracks: 7) , Mick Guzauski (tracks: 2, 10, 13) , Pablo Flores (tracks: 5) , Prince Charles (tracks: 4) , Tony Maserati (tracks: 1, 3, 9, 11, 12)
Mixed By [Assistant] - Tom Bender (tracks: 12, 13)
Music By - Al West (tracks: 3) , Cory Rooney (tracks: 2) , Darrell "Digga" Branch (tracks: 9) , George Logios (tracks: 4) , Jean Claude Olivier* (tracks: 2) , Lance "Un" Rivera* (tracks: 9) , Nicolas Reyes (tracks: 2) , Rodney Jerkins (tracks: 1, 11) , Samuel Barnes (tracks: 2) , Sean "Puffy" Combs (tracks: 4) , Steven Standard* (tracks: 4) , Tonino Baliardo (tracks: 2)
Percussion - Archie Peña (tracks: 7) , Edwin Bonilla (tracks: 5 to 7) , Richie Jones (tracks: 8, 14)
Piano - Al West (tracks: 3, 9) , Paquito Echavarria (tracks: 5)
Producer - Alvin West* (tracks: 3) , Cory Rooney (tracks: 12, 16) , Dan Shea (tracks: 12, 13, 16) , Darrell "Digga" Branch (tracks: 9) , Emilio Estefan Jr.* (tracks: 5, 6, 15) , George Noriega (tracks: 15) , Kike Santander (tracks: 5) , Lance "Un" Rivera* (tracks: 9) , Lawrence P. Dermer* (tracks: 6) , Lauren Dawson* (tracks: 11) , Poke And Tone (tracks: 2) , Randall Barlow (tracks: 15) , Ric Wake (tracks: 8, 10, 14) , Rodney Jerkins (tracks: 1) , Sean "Puffy" Combs (tracks: 4)
Producer [Additional] - Richie Jones (tracks: 8, 14)
Producer [Music] - Juan Vicente Zambrano (tracks: 7)
Producer [Vocals] - Dan Shea (tracks: 7)
Programmed By - Al West (tracks: 3) , Bill Makina (tracks: 1) , Bill Molina (tracks: 11) , Juan Vicente Zambrano (tracks: 7) , Lester Mendez (tracks: 5) , Poke And Tone (tracks: 2)
Programmed By [Additional] - "Young" Dave Scheuer (tracks: 8, 14) , Chuck Thompson (tracks: 4) , Mario Winans (tracks: 4) , Richie Jones (tracks: 8, 14)
Programmed By [Rhythm] - Dan Shea (tracks: 7, 12, 13)
Remix - Mick Guzauski (tracks: 6) , Richie Jones (tracks: 8, 14)
Saxophone [Alto-baritone] - Kenny Anderson (2) (tracks: 5)
Timbales, Bongos, Congas - Douglas Guebera (tracks: 7)
Trombone - Hernan "Teddy" Mulet* (tracks: 5, 7)
Trumpet - Douglas Michels* (tracks: 5) , Randall Barlow (tracks: 5)
Violin - Jack Stamates (tracks: 6)
Written-By - Aleandro Baldi (tracks: 7, 13) , Cory Rooney (tracks: 12) , Emilio Estefan, Jr. (tracks: 15) , George Noriega (tracks: 15) , Gerry Goffin (tracks: 16) , Giancarlo Bigazzi (tracks: 7, 13) , Gloria Estefan (tracks: 5) , Jon Secada (tracks: 15) , Kike Santander (tracks: 5) , Lawrence P. Dermer* (tracks: 6) , Manny Benito (tracks: 14) , Marco Falagiani (tracks: 7, 13) , Maria Christiansen* (tracks: 8, 14) , Michael Garvin (tracks: 8, 14) , Michael Masser (tracks: 16) , Peter Zizzo (tracks: 10) , Phil Temple (tracks: 8, 14) , Randall Barlow (tracks: 15)