An autograph is a person's signature, often written by a celebrity or notable figure. People collect autographs as a way to remember their favorite stars, athletes, or historical figures. Autographs can be found on various items, such as photographs, books, or sports memorabilia, and they often hold sentimental or monetary value. Obtaining an autograph can happen in different ways, including attending events like concerts, sports games, or book signings. Fans may ask for an autograph in person or purchase items that have been signed. The authenticity of an autograph is important, and collectors often seek certificates of authenticity to verify that the signature is genuine.