How Social Influence Shapes Decisions with AI

Subjective decision-making · Peer influence · Generative AI

When people make subjective decisions with AI in groups, they must evaluate both the AI’s recommendation and one another’s judgments. I study how they decide whether a teammate’s agreement or disagreement offers useful information, exerts social influence, or both.

My role Lead researcher and experience designer

I lead the program from question formulation and study design through data collection, analysis, interpretation, and communication.

Research approach Controlled experiments and mixed methods

I combine controlled experiments, behavioral measures, surveys, and qualitative analysis to connect changes in judgment with the reasoning behind them.

Current evidence Established

Engineers expected stronger verification, despite similar AI use and perceived value across disciplines.

In progress

Testing how teammate agreement and disagreement change decisions, confidence, and information seeking.

Research Questions

01

Foundational study

Disciplinary Differences in AI Verification

Do engineers and designers approach the verification of AI-generated outputs differently?

The question this opened

When individual and group decisions produce different outcomes, how does peer pressure change whose judgment guides the group’s response to AI?

02

Main study · Current phase

Social Influence in AI-Assisted Decision-Making

How does a teammate’s agreement or disagreement change the subjective decisions people make with AI?

Method

01

Mixed-method survey

A survey of 117 engineering and design students compared AI use, trust, confidence, perceived value, and verification expectations.

02

Controlled within-subject experiment

Graduate students first make subjective business decisions with ChatGPT recommendations independently, then revisit them after discussing a standardized agreement or disagreement position with a teammate.

The discussion adds a social position but no new evidence, allowing changes to be examined as peer influence rather than informational gain.

Findings

01

Verification expectations differed by discipline

Engineers and designers used and valued AI similarly, but engineers expected stronger verification. This distinction showed that individual AI use could not explain what happens when people evaluate AI together.

02

Peer-pressure effects are being tested

The study measures changes in decisions, confidence, and intention to seek additional information after discussion. Data collection and analysis are ongoing; findings will be added when the evidence is ready.

Product and Design Impact

What changed: The foundational study redirected the research from individual AI verification toward peer pressure in group decisions and supports designing GenAI for specific, consequential work rather than treating individual and group use as the same context.

Protect independent input

Use private votes so no participant dominates or withdraws from the discussion.

Represent the group fairly

Capture everyone’s comments and show an aggregate of votes rather than privileging the loudest position.

Track what discussion changes

Show confidence changes and identify when the group needs more information before deciding.

This direction is intended for workplace collaboration and decision-support tools used by managers, research leads, and project leaders making subjective decisions. It remains a design hypothesis until the main study is complete.

Research Notes

Dated reflections on consequential changes in the research—not a forced weekly timeline

Method Decision · [Month Year]

[A decision that changed how you study the problem]

[Explain the decision, what prompted it, the alternatives you considered, and how it changed the research. This can be several paragraphs when you are ready.]

study designmethodsdecision-making

Emerging Finding · [Month Year]

[A pattern, tension, or unexpected observation]

[Describe what you observed, why it matters, and how cautiously it should be interpreted at this stage of the project.]

social influenceAI trustgroup dynamics

Reflection · [Month Year]

[Something that changed your thinking]

[Share what you previously assumed, what challenged that assumption, and what you are thinking about differently now.]

reflectionresearch process

These are draft placeholders. Notes can be added, removed, or reordered whenever the research evolves.

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