Terry Laughlin was an influential American swimming coach and author, best known for developing the Total Immersion swimming technique. This method emphasizes efficiency and body position in the water, allowing swimmers to use less energy while improving their speed and endurance. Laughlin's approach has helped many swimmers, from beginners to elite athletes, enhance their performance. In addition to coaching, Laughlin wrote several books and produced instructional videos on swimming. His work has inspired countless individuals to embrace swimming as a lifelong activity. He was also a popular speaker at swimming clinics and workshops, sharing his passion for the sport and his innovative techniques.