This was the most important discovery I had ever made in my life. It was a discovery which has irrevocably changed my whole life's direction. It immediately elevated me to the status of one of the world's leading anthropologists.

Generally thought to be members of the species Australopithecus afarensis they are estimated to be about 3. Lucy's Legacy: The Quest for Human Origins. S.

Along with Maurice Taieb and Yves Coppens he is known for discovering the fossil of a female hominid australopithecine known as "Lucy" in the Afar Triangle region of Hadar Ethiopia.