The most influential designer you may never have heard of. Jeff’s Pigeon Dunk collab sneakers with Nike are the second most collectible sneakers of all time. His product launches have caused riots and grand larceny! He is mobbed by each successive young generation of streetwear fans and remains at the top of the influencer tree after more than 20 years in the business. How on earth does he do it while staying young and full of energy?