books.google.com - In 1974 in a remote region of Ethiopia, Donald Johanson, then one of America's most promising young paleoanthropologists, discovered "Lucy", the oldest, best preserved skeleton of any erect-walking human ever found. This discovery prompted a complete reevaluation of previous evidence for human origins....http://books.google.com/books/about/From_Lucy_to_language.html?id=-VKEjAbpggcC&utm_source=gb-gplus-shareFrom Lucy to language
