Jack’s Mannequin consists of singer/songwriter and pianist Andrew McMahon. After a long successful stint with the band Something Corporate, they decided to take a break and he went on to create a different type of record with a sunny pop rock sound. After a battle with leukemia, McMahon is now cured and continuing to work with Jack’s Mannequin.

Jaguares is a Mexican rock band formed by former Caifanes lead singer Saúl Hernández. The band has had a very successful career thus far, including touring with Morrissey.

Jane's Addiction is an American alternative rock band formed in Los Angeles, California. They were one of the first bands of the growing alternative rock movement to gain mainstream media attention and commercial success in the United States.

Loudon Wainwright III is an American songwriter, folk singer, humorist, and actor. Starting his career in the late 1960's, Wainright is known for the 70's hit "Dead Skunk (in the Middle of the Road)". He is also known for playing Captain Calvin Spalding in the television show, M*A*S*H, as well as Dr. Howard in the hit film "Knocked Up".

Lucinda Williams is an American rock and country singer/songwriter from Louisiana who has won three Grammy Awards over her thirty year career. Famous for heartfelt vocals, Lucinda Williams has collaborated with many other musicians and was named “America’s Best Songwriter” by TIME in 2002.

Maroon 5 is a Grammy Award-winning American pop rock band from Los Angeles, California. With two very successful studio albums and having sold out venues worldwide, Maroon 5 is considered to be a hugely influential pop rock band. "We are members of Amnesty International because we know without human rights, we couldn't sing and you couldn't listen. Join us and become a member of Amnesty International". - Maroon 5

Nickelback is a Canadian rock band formed in Hanna, Alberta. They have been a hit-making, multi-platinum concern whose album, All The Right Reasons, produced five U.S. Hot 100 top 20 singles and is one of the most successful of the century. "We, as a group, never forget that we live in a fortunate situation in an imperfect world. Bringing attention to ICA and Amnesty just may inspire others to help people without basic needs or simple human rights that we enjoy without question. When you see the results of organizations like these, it's hard not to believe in positive change." - Nickelback

Peter Gabriel is an English musician and songwriter who first rose to fame as the lead vocalist of the progressive rock group Genesis. After leaving Genesis, Gabriel went on to a successful solo career. Most recently he has focused on producing and promoting world music and pioneering digital distribution methods for music.

Rage Against the Machine is an American rock band, formed in Los Angeles, California in 1991. Rage Against the Machine is noted for its blend of punk rock, rap, heavy metal, and funk as well as its revolutionary politics and lyrics.

R.E.M. is an American rock band formed in Athens, Georgia, in 1980. They were one of the first popular alternative rock bands, and have always sought to highlight social and political issues through their music.