On the origin of societies by natural selection

A brief history of primate time on earth

The weakness of weak ties

Societal protoplasm : in search of primal horde

The strength of strong ties : new basis of primate solidarity

The emergence of culture

The emergence of human society : hunting and gathering

The rise of horticulture

Agrarian societies

The rise of industrial and post-industrial societies

Strangers in a strange land : evolved apes living in sociocultural cages.