Ryan Collison

Synthesis: Building Trust at Scale This series has traced a consistent theme: trust is the invisible infrastructure that makes complex societies possible. Douglass North showed that institutions—the rules of the game—determine economic outcomes. Oliver Williamson showed that firms exist to reduce transaction costs, which are really trust costs.

High-Trust vs Low-Trust Societies Francis Fukuyama made his name predicting the end of history. His more lasting contribution might be his analysis of trust. In Trust: The Social Virtues and the Creation of Prosperity (1995), Fukuyama argued that a society's level of generalized trust—trust extended to strangers

Social Capital: Bowling Alone In 1995, political scientist Robert Putnam published an article with a striking claim: Americans were "bowling alone." Bowling league participation had collapsed. But so had participation in nearly every form of civic association—the PTA, churches, unions, service clubs, professional organizations, political parties. The

Repeated Games: Why Cooperation Emerges In 1984, political scientist Robert Axelrod ran a tournament that changed how we understand cooperation. He invited experts in game theory, economics, and computer science to submit strategies for an iterated prisoner's dilemma. Each strategy would play against every other strategy, round after

Elinor Ostrom: Governing the Commons In 1968, Garrett Hardin published "The Tragedy of the Commons"—one of the most influential and misleading papers in environmental science. His argument was simple: shared resources are doomed. If a pasture is open to all, each herder gains by adding another cow.

Transaction Costs: Why Firms Exist If markets are so efficient, why do firms exist at all? This was the question Ronald Coase asked in 1937, and Oliver Williamson spent his career answering. Williamson won the Nobel Prize in Economics in 2009 for work that seems almost tautological once you understand