Peter Turchin — It Ain’t Over, Folks

Intra-elite competition for a limited number of political position.

Both candidates have been riding rough-shod over the social norms that have governed what is acceptable behavior of a member of the American political class. Such unraveling of social norms is what we see in the run-up to a major political rupture in historical societies that my colleagues and I have studied.

Cliodynamica — A Blog about the Evolution of Civilizations
It Ain’t Over, Folks

This Time Is Different (Maybe)
Peter Turchin | Professor in the Department of Ecology and Evolutionary Biology at the University of Connecticut, Research Associate in the School of Anthropology, University of Oxford, and Vice-President of the Evolution Institute