A formal definition of a sneakerhead is a person who collects trades and/or admires athletic shoes or sneakers as a form of hobby. Sneakerheads, like most collectors, are passionate and dedicated to their craft. These individuals are very knowledgeable about the origins and history of sneakers. Many spend a great deal of time and money while building their collections. Most sneakerheads have sneakers they have never worn due to a belief or faith in the authenticity of their collection.