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World War II

The Wisdom of Crowds

World War II serves as both a warning about fragmented information and a disruption that redirected industrial capacity. In the book’s account, the failure to anticipate the attack on Pearl Harbor helped motivate a postwar campaign for unified intelligence, while wartime production postponed the debut of an automatic pinsetter that would later transform bowling. These contrasting consequences make the war a hinge in the book’s discussion of how organizations gather knowledge, coordinate action, and adapt to interruption.

Intelligence and the Case for Unity

Before World War II, the United States divided intelligence-gathering responsibilities among its military services. The attack on Pearl Harbor exposed the limits of that arrangement: although evidence of a major Japanese strike seemed ample in retrospect, none of the services anticipated it. The failure became a central argument for replacing divided responsibilities with a more comprehensive intelligence system.

During the war, Wild Bill Donovan headed the Office of Strategic Services, the country’s chief wartime intelligence organization. After the war he became an outspoken advocate for a stronger peacetime successor. In an April 1946 speech, he argued that new threats and technologies—including rockets, atomic weapons, and bacteriological warfare—made American security depend on a centralized, impartial, independent intelligence agency. His advocacy helped frame unity as the answer to the vulnerability revealed by the war.

Congress passed the National Security Act in 1947 and created the Central Intelligence Agency. The stated aim was unity of command and unity of intelligence: fragmentation had left the country exposed to surprise, and centralization was expected to improve its defenses. Yet the organization that followed did not become the single, commanding center Donovan had envisioned. Intelligence responsibilities remained distributed among agencies with overlapping missions, and the CIA director exercised little supervision over the community as a whole.

The Limits of Centralization

The book treats the postwar intelligence structure as a problem of connection, not simply a choice between centralized and decentralized authority. Separate agencies could develop specialized expertise and local knowledge, but information and judgments gathered in one place did not reliably reach others. Before the September 11 attacks, the community produced localized snapshots without an adequate means to assemble them into a coherent assessment.

Congress later emphasized failures of information sharing. Senator Richard Shelby criticized the FBI’s decentralized structure for leaving information in largely independent fiefdoms, and argued for an agency above the disputatious bureaucracies. The book recognizes the force of the demand: relevant information needed to reach the people able to use it. But restoring a single center, it argues, would risk sacrificing the diversity, independence, and expertise that specialization made possible. The missing capacity was aggregation—the ability to combine dispersed information and judgments—rather than centralization alone.

That distinction gives World War II’s warning a second meaning. Pearl Harbor demonstrated the danger of divided responsibilities when evidence is not recognized in time. The later intelligence system showed that simply concentrating authority would not guarantee sound collective judgment. The book’s proposed direction is to connect agencies and make their knowledge usable across boundaries while preserving their autonomy; even a unified watch list, still absent two years after September 11, would have been a basic step toward that goal.

Tacit Knowledge and Organizational Design

The broader argument turns on tacit knowledge: practical understanding tied to a particular job, place, or experience that cannot easily be summarized and passed upward. Decentralization can let people close to a problem apply that knowledge and specialize, increasing the information available to a group. Its weakness is equally consequential: valuable discoveries can remain trapped locally. Effective organization must preserve the specificity of local knowledge while making it collectively useful.

The same tension appears in corporate structures that developed in the twentieth century. Large companies often combined vertical integration, layers of management, and concentrated final decision-making, even when their separate divisions operated with day-to-day independence. Such hierarchies could obstruct the flow of information: an idea might have to travel through 223 bureaucratic routes, while workers and executives alike could have reasons to withhold bad news. Against that pattern, the book argues for giving decisions about local problems to those closest to them and for creating channels that allow their knowledge to inform the whole organization.

Examples of more participatory arrangements make the point concrete. In Toyota’s production system, teams of broadly trained frontline workers take responsibility for their process, and any worker can pull a cord to stop the line when something needs fixing. The cord is rarely pulled; its availability, like the option to turn off distracting noise in a workplace experiment, can matter even when no one uses it. Such arrangements do not abolish coordination. They make coordination possible without relying solely on orders from the top.

Wartime Production and a Delayed Invention

World War II also intervened directly in the story of the automatic pinsetter. The inventor Gottfried Schmidt’s machine attracted the interest of Morehead Patterson, a vice president at American Machine and Foundry who saw that it could replace pin boys and help bowling alleys operate more efficiently. Patterson hired Schmidt and secured the patent for the company, but wartime demands changed the schedule: AMF’s factories spent the first half of the 1940s producing matériel rather than bringing the invention to market.

The pinsetter made its official appearance in 1946, though technical problems remained. Its first installation in a bowling alley came in 1951, more than a decade after Schmidt had built his first working model. The delay connects the war’s large-scale demands to an ordinary technological change: industrial capacity devoted to wartime production could not simultaneously serve a peacetime consumer innovation.

Once adopted, the machines helped make bowling faster and more reliable, and alleys became more attractive to families and to a growing middle class. The resulting expansion reached beyond recreation: bowling-equipment stocks doubled between 1957 and 1958, and by 1960 the United States had 12,000 alleys and 110,000 lanes. The wartime interruption therefore precedes an unforeseen commercial boom, showing how the same conflict that sharpened the case for institutional coordination also delayed a technology whose later effects spread through an industry.