Brendan O'Brien (born June 23, 1960 in Atlanta, Georgia) is a record producer, mixer, engineer, and musician. He has worked with such artists as Pearl Jam, Stone Temple Pilots, Bruce Springsteen, Mastodon, AC/DC, Incubus, Rage Against the Machine, Red Hot Chilli Peppers, Train, Audioslave, Bob Dylan, Neil Young, Kansas, Ernie Dale, The Black Crowes, Aerosmith, Soundgarden, The Offspring, Korn, The Fray, Gaslight Anthem, The Killers, and My Chemical Romance.
His studio career was propelled by the success of the first Black Crowes album, Shake Your Money Maker, on which he played guitar and bass and engineered. More: en.wikipedia.org.