accidents

The challenger explosion

The Challenger Disaster: Normalisation of Deviance

The Challenger Disaster: AKA The Normalisation of Risk In previous articles we’ve differentiated error into three types: slips and lapses, mistakes, and violations. This time, we’re exploring a certain type of violation called the “normalisation of deviance”, a term coined

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Normal accident theory

Normal Accidents

Normal Accidents Charles Perrow is regarded as a pivotal figure in the theory of why and how things fail. He served as a sociology professor at Yale and Stanford and was primarily focused on the influence of large organisations on

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John Boyd OODA loops

Zero Defects

Welcome to the psychological safety newsletter and thanks for subscribing. You are amazing. This week discusses the way in which aiming for zero defects can actually result in more defects, not fewer. Zero Defects. I’m currently reading “Boyd, the fighter pilot who

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