The document discusses how Star Trek became a major franchise that provided career opportunities for many writers over decades. It began as a television series in 1966 that employed around 20 writers. Subsequent Star Trek shows and films greatly expanded opportunities, employing over 150 writers total. Key factors in the franchise's success included champion Lucille Ball providing early funding, and the large number of story possibilities allowed by the setting among many planets and civilizations. Writers like David Gerrold and D.C. Fontana had long careers writing for multiple Star Trek shows, while the franchise also launched the careers of writers like Brannon Braga.