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Computer-Related Incidents with Commercial Aircraft

The Measurement of Risk

Even though air travel is reckoned by some measures to be very safe, many people become nervous when they must travel by air. There are probably many reasons for this, but one which has attracted the attention of aviation specialists and others is the psychological effect of perceived risk, the risk as experienced by the participant, rather than as assessed by the engineer. There seem to be some regularities to the circumstances in which perceived risk is higher than engineer's-risks. These regularities are summarised in
: Community Measures vs. Scientific Measures by Dave Shaw;
Re: by Peter Mellor;
Re: by Martin Minow;
Re: by Robert Walking-Owl;