The ETTO Principle: Efficiency-Thoroughness Trade-Off: Why Things That Go Right Sometimes Go Wrong

The ETTO Principle Efficiency Thoroughness Trade Off Why Things That Go Right Sometimes Go Wrong Accident investigation and risk assessment have for decades focused on the human factor particularly human error Countless books and papers have been written about how to identify classify eliminat

  • Title: The ETTO Principle: Efficiency-Thoroughness Trade-Off: Why Things That Go Right Sometimes Go Wrong
  • Author: Erik Hollnagel
  • ISBN: 9780754676782
  • Page: 360
  • Format: Paperback
  • Accident investigation and risk assessment have for decades focused on the human factor, particularly human error Countless books and papers have been written about how to identify, classify, eliminate, prevent and compensate for it This bias towards the study of performance failures, leads to a neglect of normal or error free performance and the assumption that as fAccident investigation and risk assessment have for decades focused on the human factor, particularly human error Countless books and papers have been written about how to identify, classify, eliminate, prevent and compensate for it This bias towards the study of performance failures, leads to a neglect of normal or error free performance and the assumption that as failures and successes have different origins there is little to be gained from studying them together Erik Hollnagel believes this assumption is false and that safety cannot be attained only by eliminating risks and failures The ETTO Principle looks at the common trait of people at work to adjust what they do to match the conditions to what has happened, to what happens, and to what may happen It proposes that this efficiency thoroughness trade off ETTO usually sacrificing thoroughness for efficiency is normal While in some cases the adjustments may lead to adverse outcomes, these are due to the very same processes that produce successes, rather than to errors and malfunctions The ETTO Principle removes the need for specialised theories and models of failure and human error and offers a viable basis for effective and just approaches to both reactive and proactive safety management.

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      Posted by:Erik Hollnagel
      Published :2018-09-22T01:21:37+00:00

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