Herbie Hancock (piano), Alex Acuña (percussion), Intro by: P!nk & Seal, Vinnie Colaiuta (drums), Fatoumata Diawara (vocal), Lionel Loueke (guitar), Jeff Beck (guitar), Larry Klein (bass), Mawangu Mingiedi, Mawangu Makuntima, Didika Kungu, Lulendo Arumba, Nzimbu Kuavita, Kanda Mateta, India.Arie (vocal), Larry Goldings (organ), Marcus Miller (bass), Oumou Sangaré (vocal), P!nk (vocal), John Legend (vocal), Dean Parks (guitar), George Whitty (keyboards), Tal Wilkenfeld (bass), Larry Klein (keyboards), Curumin (drums), Céu, Lucas Martins (bass), Rodrigo Campos (percussion), Kofi Burbridge (organ), Mike Mattison (vocal), Oteil Burbridge (bass), Derek Trucks (guitar), Susan Tedeschi (vocal), Manu Katché (drums), The Chieftains: Paddy Moloney - Uilleann Pipes / Tin Whistle, Seán Keane - Fiddle, Kevin Conneff - Bodhrán, Matt Molloy - Flute, Toumani Diabate, Lisa Hannigan (vocal), Rhani Krija (percussion), Fernando Tobon (guitar), Pete Wallace (keyboards), Jessica Hancock, Alan Mintz, Maria Ruvalcaba (background vocal), Richard Bravo (percussion), Juanes (vocal), David Hidalgo - Vocal, Conrad Lozano -Vocal, Louie Pérez - Vocal, K'naan (vocal), Said Ag Ayad - Djembé, Background vocals, Abdallah Ag Lamida - Guitar, Alhassane Ag Touhami - Guitar, Lead vocals, Abdallah Ag Alhousseyni - Acoustic Guitar, Eyadou Ag Leche - Bass guitar, Elag, Michael Chaves (guitar), Danny Barnes, Matt Chamberlain (drums), Dave Matthews, Paulinho Da Costa (percussion), James Morrison (vocal), Satyajit Talwalkar (tabla), Shridhar Parthasarthy, Chaka Khan (vocal), Unknown (vocal), Anoushka Shankar (sitar), Wayne Shorter (soprano saxophone), Bhawai Shankar Kathak
