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Day: 9 December 2025

Day: 9 December 2025

The Bullet Holes We Don’t See: Survivorship Bias in Planning

​During World War II, the military faced a critical puzzle.​ Allied bombers were returning from missions riddled with bullet holes, mostly on the wings and fuselage. The commanders’ logic was simple: “Reinforce the wings. That is where they are getting hit.”​ But a statistician named Abraham Wald stopped them. He pointed out a fatal flaw: […]

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