YWRabbi Yosef WeizmanTorah. Thought. Life.
From “גם לנשמה מגיע אוכל”

Lie Detector or Testimony: Does the Torah Need Technology to Discover the Truth?

Can a polygraph replace testimony in a Beit Din?

This discussion examines polygraph tests, human testimony, and truth-finding. It keeps the original Torah question at the center and connects it to the mapped real-life setting without adding a ruling, factual claim, or modern conclusion that is not present in the canonical source.

הדברים נגעו בכם? שתפו אותם עם אדם נוסף

Related reading

Must a Person Keep Their Word Even After Saying “Bli Neder”?

A Torah-based examination of keeping one’s word, reliability, and non-vow commitments, grounded in the canonical source unit.

How Could Jacob Use Ambiguous Language, and When Does Double-Meaning Speech Become a Lie?

A Torah-based examination of ambiguous speech, truth, deception, and intent, grounded in the canonical source unit.

Can a Person Be Held Financially Liable Based on Voice Identification Alone?

A Torah-based examination of voice identification, hearing-based evidence, and financial testimony, grounded in the canonical source unit.

Can a court rely on irregular testimony when it is clear the witness is not lying?

This source asks how much weight can be given to testimony that does not meet the ordinary evidentiary form when the judge is convinced it is truthful. The central tension is between procedural rules, confidence in truth and the danger of replacing formal evidence with personal certainty.

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