Todd Thelen, the owner and promoter of Slinger Super Speedway, has breathed new life into the Fastest 1/4-Mile in the World. He's been steering the track in the direction that reinvigorates the signature event, the Slinger Nationals, and the weekly race program. Thelen started as a racer himself. That experience and his business acumen give him solid footing to continue to steer Slinger Speedway into the future.