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Speaker coach for scientists & tech founders. Anthony Greiter helps brilliant people become unforgettable on stage — turning complex ideas into presentations that convert, powered by his AGENT Method and 40/30/1 Rule.

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The Daubert Standard: A Guide to Expert Testimony

The Daubert standard is a legal rule used in federal and most state courts to evaluate the admissibility and reliability of expert witness testimony, replacing the earlier Frye standard after the 1993 Supreme Court decision in Daubert v. Merrell Dow Pharmaceuticals. This guide explains the five Daubert factors, including testability, peer review, error rate, standards maintenance, and general acceptance, which courts use to prevent unreliable "junk science" from being admitted as evidence.

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Summary

The Daubert standard is a legal rule used in federal and most state courts to evaluate the admissibility and reliability of expert witness testimony, replacing the earlier Frye standard after the 1993 Supreme Court decision in Daubert v. Merrell Dow Pharmaceuticals. This guide explains the five Daubert factors, including testability, peer review, error rate, standards maintenance, and general acceptance, which courts use to prevent unreliable "junk science" from being admitted as evidence.

Tags

daubert-standard · expert-witness · admissibility · evidence-law · junk-science · federal-courts · peer-review

Key entities

Daubert Standard (concept, 0.99) · Daubert v. Merrell Dow Pharmaceuticals, Inc. (1993) (event, 0.97) · United States Supreme Court (organization, 0.95) · Frye v. United States (1923) (event, 0.93) · Merrell Dow Pharmaceuticals (organization, 0.92) · Expert Witness Testimony (concept, 0.95) · Junk Science (concept, 0.88) · Daubert Factors (concept, 0.96) · Peer Review (concept, 0.85)

Classification

reference · language en · status final

Provenance

claude-opus-4-6 via @stacklist/mcp-server@2.0.0, confidence 0.85, 17 Aug 2026