When the author retired from expansive and rewarding fields of employment he searched for hobby or satisfying endeavors to spend his new life of leisure. After considering and rejecting a number of options ranging from mountain climbing to origami, he discovered the exhilarating game of tennis. His book, Tips for Senior Tennis Hackers, gives the reader his own insights on the essence of tennis and its appeal to players of all ages. It provides senior players tongue-in-cheek stratagems for winning against kids their own age; late forties to early eighties.