Jones dropped out of college, and yes, started his career working in the shipping room at 20th Century Fox. “The Los Angeles native scored Academy Award noms for his work on comedy film series It’s a Mad Mad Mad Mad World and the Katharine Hepburn and Sidney Poitier-starring Guess Who’s Coming to Dinner. Jones also cut films such as 1973’s The Last Detail, 1975’s romantic comedy Shampoo and 1976’s musical drama Bound for Glory, which scored him his third Oscar editing nomination.” But he actually won his Oscar for a screenplay. – Variety