Evidence

Lay Witness Opinion Testimony

Learn about the definition for this legal term.

What is Lay Witness Opinion Testimony?

Lay witness opinion testimony is only allowed if it is rationally based on a witness's perception, is helpful to understanding a fact in issue, and not based on scientific, technical or other specialized knowledge.

Further Reading

For more detailed information, see our related Evidence terms:

Stephanie Bagnall

Reviewed by

Stephanie Bagnall

Licensed Attorney and Legal Researcher

Stephanie Bagnall is a Georgia-licensed attorney and legal researcher with experience in accessibility law, compliance, employment law, and legal writing. She helps develop and review BarPrepHero's Legal Terms content for clarity, accuracy, and usefulness to bar exam students.

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