http://kcur.org en Donald Johanson: What Lucy Says About Us http://kcur.org/post/donald-johanson-what-lucy-says-about-us <p>He certainly shook up our family tree that day in 1974. The <em>human</em> family tree that is.</p><p> Tue, 24 Apr 2012 17:55:20 +0000 Stephen Steigman, Steve Kraske & Kathleen Pointer 16453 at http://kcur.org Donald Johanson: What Lucy Says About Us