Send us a text Mark Heartfield, a Class A PGA member since 1986 and former Director of Golf at Sankaty Golf Club, shares his teaching philosophy and career journey spanning over three decades in golf. His approach emphasizes understanding each player's unique swing characteristics rather than imposing a system, helping students realize their full potential through personalized instruction and course management strategies. • Started playing golf at 15, played collegiately at Stetson Universit...