Movies: Group Theory

A successful "house tuner" in New York City, who calibrates the sound in people's homes in order to adjust their moods, meets a client with a problem he can't solve....

William Kamkwamba builds a windmill from scrap to rescue his family from famine, transforming his life and launching him onto the world stage. His success leads to new opportunities and complex choices, distancing him from the life he once knew....