Two writers argue for incompatible positions A and B. The first writer says A, and does not mention B. The second writer says B, and mentions that they disagree with A. The writer who mentioned both positions is more likely to be correct.
No really. Your situation is one where the writers are being rhetorically honest or not. The method presented here is one where there are structural incentives for the players to be accurate (no one gains points for volunteering extra info), and the truth flows more naturally from the surprisingly popular position.
Two writers argue for incompatible positions A and B. The first writer says A, and does not mention B. The second writer says B, and mentions that they disagree with A. The writer who mentioned both positions is more likely to be correct.
This is the same effect, scaled up to a survey.
No really. Your situation is one where the writers are being rhetorically honest or not. The method presented here is one where there are structural incentives for the players to be accurate (no one gains points for volunteering extra info), and the truth flows more naturally from the surprisingly popular position.