Graduate anthropology student Deanna Goldstein ponders the similarities between Lucy’s skull and that of modern humans. Participants traveled to Madison, Wisc., to hear from Donald Johanson of Arizona State University. He discovered the most complete skeletons of one of humanity’s earliest human ancestors: Lucy. Johanson’s talk, The Story of Us: Becoming Human, was sponsored by National Geographic Live.

By Brandon Semel

Graduate anthropology student Deanna Goldstein ponders the similarities between Lucy’s skull and that of modern humans. Participants traveled to Madison, Wisc., to hear from Donald Johanson of Arizona State University. He discovered the most complete skeletons of one of humanity’s earliest human ancestors: Lucy. Johanson’s talk, The Story of Us: Becoming Human, was sponsored by National Geographic Live.