The human web: a bird's-eye view of world history

Human apprenticeship

Shifting to food production, 11,000-3,000 years ago

Webs and civilizations in the old world

Growth of webs in the old world and America, 200-1000 C.E.

Thickening webs, 1000-1500

Spinning the worldwide web, 1450-1800

Breaking old chains, tightening the new web, 1750-1914

Strains on the web: the world since 1890

Big pictures and long prospects