California’s Eddie Lawson was one of the most versatile athletes in motorsports history. A four-time MotoGP champion, Lawson left the two-wheel side of the sport to try his hand at four wheels, and he excelled there, too, like only a few others have before him or since. The list of those who have attempted both types of racing at the highest level is indeed short. It’s John Surtees, a champion of both, Mike “the Bike” Hailwood, Joe Leonard, Lawson and Jeff Ward...