This document defines and discusses several key media concepts. It explains that audience refers to people who watch or listen to public or private events. Media targets specific audiences, like cartoons targeting children. The hypodermic needle theory suggests media has an immediate effect on everyone without critical thought. A media institution is a company that owns various media companies. Institutional theory examines how social structures and norms develop over time. Media language analyzes hidden meanings in visuals and words. Representation refers to how media portrays social groups, which some see as unfair. These concepts are all important for game show producers to understand their audience and use symbols and representations effectively.