This revealing biography, written for a younger audience of school-age children, describes Donald Johanson's remarkable life and career. In 1974, Johanson discovered "Lucy" (Australopithecus afarensis)--the first skeleton of an upright-walking human ancestor that was mostly complete and well-preserved .Johanson went on to discover an entire group of Lucy's species, called the First Family. He has also co-written nine books and narrated and hosted...