Oscar-winning director James Marsh (MAN ON WIRE) shifts his focus from man to monkey to tell the remarkable story of Nim a chimpanzee who managed the unique feat of learning sign language after being raised like a typical human child Interviews with Nim&s trainers as well as other key researchers combine with archival footage to offer incredible insight into the experiment that would forever alter our perceptions regarding the differences between man & beast By attempting to turn Nim human scientists learned more about the true nature of humanity than they ever thought possible