Abstract
In this chapter, the authors present Air Navigation System (ANS) as a Socio-technical System (STS). The evolution of Human factor's models is presented (from 1972 to present time) and the role of society in human factor (HF) models is defined. The authors made an analysis of the International Civil Aviation Organization (ICAO) documents on risk assessment and the impact of the social environment on the aviation system. The authors obtained the results of the evaluation of non-professional factors: determination the social-psychological impact on DM of human-operator (H-O) by identifying the preferences; diagnosing individual-psychological qualities of H-O ANS in the development of flight situation; monitoring of the psycho-physiological factors as emotional state H-O ANS. Authors demonstrate some interesting advantages offered by the new methodology of forecasting the behavior of the operator in emergency situation (ES).
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