He shares his discoveries in How to Win at Gin Rummy, an easy-to-understand, easy-to-implement guide that is virtually guaranteed to lift the level of anyone's game-and to increase winnings for money players. Avid card player and mathematical analyst Pramod Shankar, PhD is the first to subject gin rummy to the kind of scientific scrutiny that long ago transformed the games of bridge and blackjack. What makes gin rummy winners win? Since the game first emerged in North America nearly a century ago, players have had to rely solely on experience, instinct, and trial and error to faintly grasp the principle behind winning.