Record producer best known for his work with Neil Young and Crazy Horse.
He hitchhiked from Wyoming to Los Angeles in 1962.
He produced Neil Young's first solo album after picking him up while Young was hitchhiking. He produced Young's classic After the Gold Rush from 1970.
He married Bettina Linnenberg in 1988.
He also collaborated with Nick Cave, 13 Engines, and Royal Trux.