Session 1: screening → agency baseline → condition-specific critical analysis → offloading → checkpoint.
Session 2: retention survey → transfer writing (unaided).
Random assignment: non-ai | frictionless-ai | purposeful-friction-ai.
Blinded dual-rater coding on critical-analysis slugs. Completion codes issued on full study completion.
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ProtocolVersion 1.0
PFDF Session Protocol
Three-arm PFDF pilot protocol with Session 1 and Session 2 tasks.
Updated Jun 5, 2026Purposeful Friction Design Framework (PFDF) Pilot