On the bus ride to the talk, professor Dan Gebo shows students and community members the similarities between Lucy’s arm bone anatomy 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

On the bus ride to the talk, professor Dan Gebo shows students and community members the similarities between Lucy’s arm bone anatomy 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.