The term BALLPARK AUTHORITY can be summarized as a job description for an umpire, which is a three-letter word. An umpire is an official in a variety of sports who is responsible for enforcing the rules and maintaining the order of the game. They are also responsible for making decisions on the field, such as calling balls and strikes in baseball. Umpires are typically seen wearing black and white uniforms and are positioned behind home plate or in the outfield. Umpires are an important part of any sporting event and are essential to ensuring fair play.