The document defines cinematography and outlines the key roles and responsibilities of a cinematographer. It states that the cinematographer is responsible for the artistic and technical decisions related to the visuals and camerawork of a film or television production. Some of the cinematographer's main duties include preparing cameras, choosing shots and angles, overseeing lighting setups, and using technical skills in photography and camera operation. The document also notes that while experience is important, a bachelor's degree in film or cinematography is typical education for aspiring cinematographers.