It was the Golden Age of Radio, and powerful men were making millions in advertising dollars reaching thousands of listeners every day. When television arrived, few radio moguls were interested in the upstart industry and its tiny production budgets, and expensive television sets were out of reach for most families. But four women --- each an independent visionary --- saw an opportunity and carved their own paths, and in so doing invented the way we watch TV today: Irna Phillips, Gertrude Berg, Hazel Scott and Betty White. Together, their stories chronicle a forgotten chapter in the history of television and popular culture.