From the Stopwatch to the Scorecard

Also known as Fayolism, this framework from around 1900 was one of the first attempts to describe what managers actually do, breaking the running of an organization into functions like planning and coordination. It set terms that later theories on this trail would agree with, argue against or refine.

Max Weber, writing in the same era as Fayol, argued that a hierarchy of formal rules and impersonal authority was the most efficient way to run a large organization, even as he warned it could threaten individual freedom. That tension between efficiency and humanity runs through nearly every theory that follows.

Frederick Winslow Taylor set out this theory in 1911, using time and motion studies to standardize workflows and raise output from industrial labor. It became the most influential and most criticized management idea of its century, prized for its efficiency and attacked for treating workers as parts of a machine.

Where Taylor studied the factory floor with a stopwatch, the Hawthorne studies of the 1930s studied it as a social setting, finding that relationships, motivation and satisfaction shaped output as much as any standardized workflow. Elton Mayo became the movement's central figure for showing that workers respond to attention and belonging, not incentives alone.

Peter Drucker introduced this framework in 1954, proposing that supervisors and subordinates jointly set specific goals and measure performance against them. The idea that participation in goal setting raises motivation shaped how generations of managers ran performance reviews.

Douglas McGregor formulated these opposing models of workforce motivation in 1960, one assuming workers need external supervision and reward, the other assuming they are internally motivated and find real satisfaction in their work. The choice between the two still shapes how a manager treats their team.

This theory pushes back on every framework before it on this trail, holding that there is no single best way to organize a company, lead people, or make decisions, only an approach that fits the situation. It marks the point where management thinking stopped searching for one right answer.

Kaizen grew out of the work of American advisors, including the statistician W. Edwards Deming, who traveled to Japan in 1947 to help rebuild the country's production processes after the war. It holds that many small, continuous improvements across a company's operations add up to more than any single dramatic overhaul.

Lean grew out of Toyota's postwar factory redesign under Taiichi Ohno and Shigeo Shingo, producing only what is needed when it is needed and empowering workers to fix problems as soon as they appear. It became known in the West as the Toyota Production System, though the word Lean itself was not coined until 1988.

Introduced at Motorola in 1986 by engineer Bill Smith, Six Sigma applies statistical techniques to find and remove the causes of manufacturing defects. It is commonly combined with lean manufacturing into what practitioners call Lean Six Sigma.

By the mid-1980s, companies were extending quality control beyond the production line, making every department responsible for the quality of what the organization delivers to its customers. Total Quality Management built on earlier work by Deming and Juran and on American manufacturers responding to Japanese quality methods.

Robert S. Kaplan and David P. Norton popularized this strategy performance tool in a 1992 article, building on earlier work by Art Schneiderman at Analog Devices. It closes this trail by turning the tracking of a company's strategy into a management discipline of its own, a report meant to show whether all the ideas that came before it are actually working.