After they drop the flag to start the race at the Indy Autonomous Challenge in October, the grand prize won’t go to the best driver but to the best-performing sensors, slickest algorithms, and fastest-thinking artificial intelligence (AI). Data science will determine the winner on the 2.5-mile oval at the famed Indianapolis Motor Speedway, when the race teams, all using the same Dallara-built AV-21 chassis, send out their driverless vehicles in search of victory.