A former F1 driver, Jim Hall was the owner and driving force of Chaparral Cars. An early adopter of aerodynamics applied to race cars, he was the leading proponent of that technology for an entire decade. He dominated sports car racing in the USA in 1965 winning 16 races.
The only American-born driver to win the Formula One World Drivers' Championship (Mario Andretti, an Italian American driver, won the World Drivers' Championship in 1978, but was not born in the United States). He also scored three wins at each of the 24 Hours of Le Mans and 12 Hours of Sebring sports car races.