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Old 3rd July 2012 | 19:20
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safetypee
 
Joined: Dec 2002
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From: UK
Re Overall paradigm shift" in design and training.
Pariès expands paradigm shift elsewhere as “the change from safety through conformity, to safety through variation management”. Variation is described by Hollnagel:- http://ipac.ca/documents/The_resilie...ion%5B1%5D.pdf


"… other pilot would see the inappropriate control deflection and take over"
I doubt that there would be a fair range of data to support either view, but anecdotal evidence suggests that pilots don’t ‘see’ a control input as inappropriate, particularly where both have similar but erroneous situation awareness. Aspect of this are discussed in http://www.pprune.org/safety-crm-qa-...ervention.html.

In addition, it would be poor practice to train pilots to use an input as a measure of aircraft control, where the really important aspect is the output - what the aircraft is doing – what has the control input achieved.
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