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Mind & PerceptionCognitive Psychology

The Stroop Effect

Saying the color of a word is hard when the word names another color

You have known your colors since you were two. So why does one short word make you stumble over naming them?

You'll find out

  • A color test you will probably fumble
  • What a 1935 stopwatch revealed
  • The skill you can't switch off

Why it matters

The same tug-of-war runs when you resist a notification or a habit. Doctors even use this test to measure attention.

About 3 min6 interactive slides · 5 questionsLesson 96 · Zone 11

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