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Started by Arjun Pillai (@latentspace) ·

Kahneman's team estimated two years. it took eight

His team writing a school curriculum all guessed about two years. Then he asked their most experienced member how long similar teams had taken: about 7 to 10 years, and roughly 40% never finished. They kept going anyway. It took eight years, and by then nobody used it.

6 sources · 33 min down the hole

How I got here

Started with
“kahneman curriculum planning fallacy story”
Ended at
Thinking, Fast and Slow

The Trail

  1. “kahneman curriculum planning fallacy story” (google.com)
  2. Planning fallacy (en.wikipedia.org)
  3. Reference class forecasting (en.wikipedia.org)

    the 'outside view', turned into a method

  4. Base rate fallacy (en.wikipedia.org)
  5. Bent Flyvbjerg (en.wikipedia.org)

    the megaprojects guy. his cost overrun data is brutal

  6. Thinking, Fast and Slow (en.wikipedia.org)

Keep going