In motorsports there have been an endless series of performance advances where one wonders, how did they ever figure this out? Other times one asks, how did they not see this when the answer was there for all to see? These are the stories of discovery by 3 generations of racers and designers, who changed the state of the art forever. It is also the story of clever tricks and rule book interpretation to win the ever-escalating contest between rule makers and loophole seekers, told by those directly involved in Formula One, Le Mans, Indycar, IMSA, Moto GP, Trans-Am and NASCAR. Their innovations dazzled us all.