b'Scientist and "Lucy" discoverer Donald C. Johanson will talk about his\\natheism, evolution and how he feels about "Ardi" displacing "Lucy."\\nFFRF\'er John Whiteside will talk about why he underwrote a billboard\\nblitz in Las Vegas for the Foundation, featuring 10 billboards\\nvariously reading: "Imagine No Religion," "Beware of Dogma" and "Praise\\nDarwin: Evolve Beyond Belief."'