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gaunt79 t1_ivycyaj wrote

Reply to comment by Epcplayer in NASA leaders recently viewed footage of an underwater dive off the East coast of Florida, and they confirm it depicts an artifact from the space shuttle Challenger by marketrent

Columbia University sociologist Diane Vaughan wrote The Challenger Launch Decision to illustrate the theory of "normalization of deviation", in which accepting small deviations from requirements leads to a slippery slope and eventually places a project in an extreme state of nonconformance. She added a section on Columbia in the second edition to show that NASA hadn't actually learned anything from earlier disasters.

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