RAND Corporation
(early)

The RAND Corporation, spun out of the U.S. Air Force in 1948 in Santa Monica, was the original Cold War think tank and an unlikely scene of intellectual ferment. Bringing mathematicians, economists, and engineers together to think about nuclear strategy, it became the crucible of game theory (via John Nash and others), systems analysis, operations research, the Delphi method, and scenario planning — new sciences of decision under uncertainty.

Herman Kahn's "thinking about the unthinkable" and Kenneth Arrow's impossibility theorem came out of this orbit. RAND's methods reshaped policy, management, and futures studies far beyond defense, and its early support helped birth the ARPANET; its rationalist, quantifying style is one of the century's most consequential and contested legacies.

1. Quantifying the unthinkable — nuclear war — gave anxious policymakers an illusion of control that funded everything.
2. Cross-disciplinary brilliance under lavish, patient Air Force money attracted the best mathematicians and economists.
3. The mystique of secret, rigorous, world-shaping analysis was intoxicating.

A richly funded Cold War lab of star analysts given freedom and secrecy; its confidence in quantification was its power and, in Vietnam, its hubris.

Fig. 2 — The scenario, rendered as a ladder

A schematic of the war game and the scenario — the two mediums by which RAND made the future a thing you could rehearse rung by rung. Herman Kahn's method was to refuse to look away at any step.

Birthed systems analysis, much of game theory's application, scenario planning, packet-switching (Baran), and the modern think tank; shaped nuclear strategy and public-policy method.