Performance and recording credits:
Pablo Alboran, Andra Day, Efraim Leo, Melissa Etheridge,
Paula Cole, Emmylou Harris, Sarah Bareilles, Philip Sayce,
Mary Lambert, Bryan Adams, Chrissie Hynde, Sarah McLachlan,
Lily Wilson, k.d. lang, Marie Miller, George Michael,
Patty Griffin, Sheryl Crow, Wynonna, Beth Thornley, Neil Finn,
Joan Osborne, The Dixie Chicks, Idina Menzel, Billy Idol, Joe Henry,
Dolly Parton, Yoko Ono, Lindsay Buckingham, Mark Goldenberg,
Gloria Estefan, Christopher Cross, Chaka Khan, Rufus Wainright,
Daryl Braithwaite, Vivian Campbell, Donna DeLory, Mary J. Blige, Jewel,
Garth Brooks, Cindy Lauper, Destiny's Child, Pat Benatar, Simple Minds,
Anne and Nancy Wilson, Solomon Burke, Richard Marx, Ichiro, Kiki Ebsen,
Bare Naked Ladies, Salman Ahmad, Lily Kirshner, Matt Hires, Renee Stahl,
Alyse Black, Vanesa Martin, Vonda Sheppard