Spatial Disorientation and the Freeze Factor: Why Pilots Fly Perfectly Good Aircraft Into the Ground
World Airnews · November 2025 · Vol. 53, Issue 9 (November 2025), Hangar Talk section · pp. 44-45 · By Andre Roos
Written after three fatal loss-of-control accidents in South African weather, explains what happens when a VFR pilot enters IMC: the vestibular system and the eyes send conflicting signals and the brain defaults to false sensations. Describes the classic illusions and shows how fight, flight and freeze each make disorientation deadly, with case studies including Colgan 3407 and Eastern 401. Concludes that an instrument rating is training the body to distrust its sensors and trust the instruments.
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