I'm not the GP, but a social Darwinist would presumably be in favor of medical extension of life (for those who can access it), while a moral evolutionist would

I'm not the GP, but a social Darwinist would presumably be in favor of medical extension of life (for those who can access it), while a moral evolutionist would presumably be against it. I think there is the possibility of a philosophical dissonance here in some of the Randian types.