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Coordination Psychology: How Voting Behavior Changes

Controlled experiments reveal how coordination mechanisms shape multi-agent behavior

🎭 Identity Disclosure Effects

Anonymous Voting (Baseline)

GPT-5 Self-Voting
81.0%
Agents see: "agent1", "agent2", "agent3", "agent4"

Identified Voting

GPT-5 Self-Voting
88.4%
+7.4% increase in self-voting
Consensus ties: 14.1% → 23.2%
Agents see: "GPT-5", "Claude", "Gemini", "Grok"

👁️ Vote Visibility Effects

Hidden Tally (Baseline)

First-voted Selected
54.1%
Agents vote independently without seeing others' choices

Visible Tally

First-voted Selected
67.8%
+13.7% herding behavior
Especially strong: GPT-5 (+40%)
Agents see ongoing vote counts and reasons

🎯 Key Behavioral Insights

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Identity Matters
Knowing "who said what" increases bias and reduces consensus
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Herding Behavior
Visible votes create momentum effects, sometimes premature consensus