Improve your swing with the teacher the pros trust: . “(Jim Hardy) was the one person who really had the greatest influence on me in terms of my teaching. Jim had such an incredible mind for the game of golf.” . –From “The Only Golf Lesson You’ll Ever Need” by Hank Haney, Tiger Woods’ golf coach. . “Jim Hardy is the most knowledgeable teacher in golf. No other instructor has his understanding of golf swing techniques and what makes them work.