Ask enough people to estimate something, and the average of all their guesses will get you surprisingly close to the right answer.
The Wisdom of Crowds: Why the Many Are Smarter Than the Few and How Collective Wisdom Shapes Business, Economies, Societies and Nations…
Marcus du Sautoy on the wisdom of crowds
NOVA scienceNOW | Wisdom of the Crowds | PBS
Wisdom of Crowds: Do We Make Our Decisions Based on Everyone Else’s Fears?
Do we make our own decisions based on everyone else’s fears? Or do we make our decisions based on our own necessities and fears?