“Exercising with other people, ideally those who have different strengths than you, is a natural performance enhancer. It's easy to slack off when it's just you and the mirror, but as soon as you put someone else in the room, your competitive side kicks in, and going hard becomes the only option.”

American big-wave surfer, co-inventor of tow-in surfing

Laird John Hamilton is an American big-wave surfer and co-inventor of tow-in surfing. He is also known for occasional work as a fashion and action-sports model, and as an actor. Hamilton is closely associated with the evolution of big-wave surfing, especially the towing method that helped surfers enter waves once considered out of reach. He has also appeared in modeling and acting work, and is married to Gabrielle Reece, a former professional volleyball player, television personality, and model.