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