This paper surveys five human societal types–mobile foragers, horticulturalists, pre-state
agriculturalists, state-based agriculturalists and liberal democracies–from the perspective of …

Interdependence takes many forms. We show how three patterns of power generate diverse
models for understanding dynamics and transformations in social-ecological systems …

Game theory is used by all behavioral sciences, but its development has long centered
around the economic interpretation of equilibrium outcomes in relatively simple games and …

We review existing mathematical models describing the evolution of social institutions. We
discuss the role that formal models can play in understanding institutional change. We …

Getting a group to adopt cooperative norms is an enduring challenge. But in real-world
settings, individuals don't just passively accept static environments, they act both within and …