There seems to be an almost deliberate political mind killing when one has a graph where Stalin and Hilter are on the opposite side of anarchism and libertarianism.
Perhaps you're unaware of the poor reputations that anarchism and libertarianism have for many people in the center.
This is a great article at Aeon magazine. The author argues that the new ideological dichotomy is going to be between people who have great faith in technology and human innovation (Up) and the people who believe that humans are much more tied to their biology and the Earth (Down).
LW of course is a very Up community.