1947 – 1975) was an American inventor best known for his co-invention, with John Stalberger, of the sport footbag and the Hacky Sack in 1972.
Between 1947 and 1975, he was a prominent American inventor who is best recognized for his collaboration with John Stalberger to create the well-known plaything, the footbag, and the Hacky Sack, which they introduced in 1972.