Things of interest to Bill Heyman

In the 1920s, researchers walked into Western Electric's factory in Chicago to test a simple theory:

Saved Mar 25, 2026

In the 1920s, researchers walked into Western Electric's factory in Chicago to test a simple theory: Better lighting = better productivity. They cranked up the lights. Productivity soared. Then they dimmed the lights. Productivity soared again. They tried different break