Key Terms and Concepts for Expert Witnesses

Whether you’re a new expert witness joining a case or you’re an experienced subject matter expert looking to brush up on your legal knowledge, here are some key terms that will be helpful to know:


Expert witness: A witness who has specialized knowledge, skill, experience, training, or education that allows them to provide testimony to help the judge or jury understand complex or technical evidence.

Qualifications: The background, training, education, and experience that makes someone an expert in a particular field.

Direct examination: The initial questioning of the expert witness by the attorney who called them.

Cross-examination: Questioning of the expert witness by the opposing attorney, aimed at discrediting the witness’s expertise and testimony.

Daubert challenge: A pretrial motion by the opposing party to exclude or limit an expert’s testimony on the grounds that it lacks sufficient scientific validity or methodology.

Objectivity: Expert witnesses have an ethical obligation to provide unbiased, objective opinions, even if retained by one party.

Report: Experts often prepare a written report detailing their credentials, the information they reviewed, their opinions and the basis for them.

Deposition: Expert witnesses are commonly deposed before trial.

Let’s find you an expert

Request an Expert

Questions? Comments? Concerns? Let us know. We love to hear from you.

Contact Us
Dev Tool:

Request: expert-insights/key-terms-and-concepts-for-expert-witnesses
Matched Rewrite Rule: expert-insights/([^/]+)/?$
Matched Rewrite Query: post_type=post&name=key-terms-and-concepts-for-expert-witnesses
Loaded Template: single.php