Don Bradman's unique grip, stance and backlift all evolved in response to the pace at which the golf ball rebounded off the tank stand in his backyard games. Greg Chappell's trademark flick off the hip shot was invented on his backyard wicket where the best scoring opportunities lay on the leg side. Alan Davidson bowled accurately because he had to. If he missed the stumps on his home-made pitch, he had to chase the ball down the hill into the scrub. Doug Walters played spin with ease because his...