That's incomplete, to some extent. The Daubert standard says the judge is a gatekeeper who can rule that a given expert's opinion will not be presented to the

That's incomplete, to some extent. The Daubert standard says the judge is a gatekeeper who can rule that a given expert's opinion will not be presented to the jury unless the expert's opinions are relevant, reliable, and based in scientific knowledge. https://en.wikipedia.org/wiki/Daubert_standard https://en.wikipedia.org/wiki/Daubert_standard