Oscar Zeta Acosta

Oscar "Zeta" Acosta Fierro was an American attorney, author and activist in the Chicano Movement. He wrote the semi-autobiographical novels Autobiography of a Brown Buffalo (1972) and The Revolt of the Cockroach People (1973), and was friends with American author Hunter S. Thompson. Thompson characterized him as a heavyweight Samoan attorney, Dr. Gonzo, in his 1971 novel Fear and Loathing in Las Vegas. Acosta disappeared in 1974 during a trip in Mexico and is presumed dead.