Evolution is not random. Chance is a harnessed tool rather than a metaphysical conundrum. This is Denis Alexander’s well supported claim in chapter 4 of Is There Purpose in Biology. The claim that evolution undermines Purpose, metaphysical capital P purpose, is ridiculous. So too is the claim that constraints and convergence in evolutionary biology demonstrate such Purpose. Darwinian evolution is not a theory of chance. We can look at this in a little more detail, following Denis’s argument. Genetic variation happens.... Read more