Hancock, P.A. (2009). Performance at the very edge. Military Psychology, 21(1), S68-S74.
Functions that have traditionally related stress to capacity show a graceful degradation in performance as stress level ascends above an optimal point. In contrast, this work advocates for a threshold model in which performance stays relatively stable up to a critical point. This article focuses on capability in and around this point and thus performance on the very edge of failure.
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