Listen now (71 min) | David's new book, This View of Life ... In what sense, if any, could evolution be conscious? ... The need to complete the Darwinian revolution ... An evolutionary psychology discussion makes Bob tape his mouth shut ... How successful groups avert the tragedy of the commons ... Convergent cultural evolution ... David: Evolution shows that neither laissez faire nor centralized planning works ... A preview of the coming Bob vs. David showdown over group selection ...