Lie Detector Ltd Ireland

18/12/2025

How many questions?
https://liedetector.ie/news/how-many-questions-are-asked-in-a-polygraph-lie-detector-test/

18/12/2025

How Many Questions Are Asked in a Polygraph Test? Although a polygraph examination may last up to two hours, only a small number of relevant questions are asked. The most accurate format is a single-issue polygraph test, which focuses on one specific event or allegation. This narrow focus makes it t...

18/12/2025

How Many Questions Are Asked in a Polygraph Test?

Although a polygraph examination may last up to two hours, only a small number of relevant questions are asked. The most accurate format is a single-issue polygraph test, which focuses on one specific event or allegation. This narrow focus makes it the most reliable and widely accepted testing method.

A single-issue test typically includes three relevant questions directly related to the issue being examined. Other questions are asked in the test but these are not related to the issue being tested. This format is considered the gold standard because it avoids confusion and allows the examinee’s physiological responses to focus on one topic only. The more relevant questions included, the less reliable the results become.

Organisations like the American Polygraph Association (APA) recommend limiting relevant questions to maintain scientific structure and professional credibility. Too many questions—or conducting too many tests in one day—can exhaust or “habituate” the nervous system, causing reduced physiological responses and making valid results impossible.

Three questions is more than sufficient for one issue. If more questions are needed, it usually indicates multiple issues, which should not be tested together.

Relevant questions are repeated during the as the result is based on response patterns, not a single reaction
Polygraph testing prioritises quality over quantity, ensuring accurate, ethical, and reliable results.

How Many Questions Are Asked in a Polygraph Test? Although a polygraph examination may last up to two hours, only a small number of relevant questions are asked. The most accurate format is a single-issue polygraph test, which focuses on one specific event or allegation. This narrow focus makes it t...

07/12/2025

Thanks to Deirdre Reynolds and Sunday World for such a great article 😀

‘There’s no way to beat a lie detector’ - Our reporter takes on the test nobody wants to face.

06/12/2025

https://www.crimeworld.com/incoming/theres-no-way-to-beat-a-lie-detector-our-reporter-takes-on-the-test-nobody-wants-to-face/a/110339184.html

“Nearly all of our clients are private individuals, and most of the tests we do are [for] relationship issues.”

04/12/2025

03/12/2025

The Power of Prevention: Why Polygraph Testing Deters Dishonesty.

Polygraph testing does more than reveal deception—it helps prevent it. When people know a polygraph can be used, behaviour changes. Honesty increases, conflicts reduce, and many issues are avoided before they begin.

This makes it a strong tool for protection and peace of mind. The simple awareness that a polygraph may be part of an investigation acts as a powerful psychological deterrent. People are far less likely to lie or take risks when they know their statements can be checked through a structured, scientific process.

A polygraph carries real authority and promotes accountability. In workplaces, this effect leads to reduced misconduct, quicker resolution of disputes, and stronger cultures of integrity. Even when rarely used, the deterrent remains.

In personal or family matters, the availability of a polygraph can prevent situations from escalating. Knowing that truth can be independently verified encourages responsible behaviour, honesty, and clearer communication.

Investigators also observe improved cooperation once a polygraph is mentioned. People often become more truthful, helping resolve matters faster with fewer contradictions.

Even when not frequently used, the presence of a credible truth-verification option encourages daily transparency & discourages dishonest actions.

While polygraphs detect deception, their real strength lies in deterrence—safer workplaces, healthier relationships & great trust.

https://posts.gle/nHQj7V8dwubHUhbv5

25/11/2025

When Trauma Speaks Louder Than Truth: Polygraphs & Domestic Violence
Polygraph tests are not appropriate for relationship issues when domestic violence is present. There is significant and profound trauma in domestic violence and trauma can mimic the same reactions associated with deception, a victim may appear “deceptive” even when being truthful. It is not possible to distinguish a response caused by deception or caused by trauma.
Therefore, anyone experiencing trauma related to the polygraph issue being tested is not suitable for a polygraph exam as they are likely to fail the test.
Additionally, there are other risks when domestic violence exists:
• Discussing sensitive issues can escalate tensions and increase danger.
• True consent cannot be guaranteed if someone feels pressured, fearful, or coerced.
• Abusive partners may misuse or weaponise the results to justify further control or harm.
• Safety—not verification—must always come first.
Ethical examiners will not proceed with testing if domestic violence is disclosed or suspected. They will speak with the examinee to assess safety and suitability and will decline the test if risk is present.
If you are experiencing domestic abuse, a polygraph test is not the right step. Your safety is the priority. If you are in immediate danger, contact emergency services. For support, organisations such as Women’s Aid or Safe Ireland can guide you. Speaking with a trauma-informed professional may also be helpful for emotional recovery.

When Trauma Speaks Louder Than Truth: Polygraphs & Domestic Violence Polygraph tests are not appropriate for relationship issues when domestic violence is present. There is significant & profound trauma in domestic violence and trauma can mimic the same reactions associated with deception, a victim....

16/11/2025

Why Polygraphs Are Used in Investigations.

Polygraph tests remain a common investigative tool because they help investigators assess credibility, guide interviews, and narrow down suspects. Polygraphs measure physiological responses—such as cardio, breathing, electro-dermal activity blood rate volume—to identify signs of possible deception when individuals answer specific questions. In cases where evidence is limited or statements conflict, a polygraph can help determine which accounts may require closer scrutiny. Investigators often use the results to decide where to focus their time and resources. A truthful pattern may allow them to rule out a person, while deceptive responses can highlight areas that need further investigation. Polygraphs also act as a psychological motivator. Many people become more honest when they know they will be tested, leading them to correct statements or disclose information they previously withheld. In workplace investigations, safeguarding cases, and compliance monitoring, this can be especially valuable. Importantly, a polygraph supports the investigative process rather than replacing traditional evidence. Skilled examiners use results to guide questioning, identify inconsistencies, and clarify investigative priorities. When conducted by accredited professionals following strict protocols, polygraph testing can provide clarity, promote honesty, and help move investigations forward effectively.

Why Polygraphs Are Used in Investigations. Polygraph tests remain a common investigative tool because they help investigators assess credibility, guide interviews, and narrow down suspects. Polygraphs measure physiological responses—such as cardio, breathing, electro-dermal activity blood rate vol...

11/11/2025

Q. Can a child take a test?
A. https://posts.gle/wvXJLRNchdqV3jLq9

11/11/2025

Q. Can I take a test about something I can't remember?

A. https://posts.gle/2zAe92wB5czQix8x6

11/11/2025

https://posts.gle/2zAe92wB5czQix8x6

Can I Take a Polygraph Test About Something I Don’t Remember? The short answer is no — a polygraph can’t help you remember if you did something. It doesn’t read thoughts or retrieve lost memories; it measures physiological responses like heart rate and breathing to detect signs of deception. To pass a polygraph, the examinee must be certain their answers are truthful. If someone is unsure or can’t recall an event, they’re not providing a clear truth — which can register deception. In other words, saying “I don’t remember” can look the same as lying. When memory is uncertain, an ethical examiner will discuss what the person does recall and only proceed if clear understanding is shown. Questions may be phrased as, “To the best of your knowledge….” Or “Do you remember….” This won’t prove innocence but can show the examinee is truthful in saying they don’t remember the act itself. A valid test only covers what the examinee can consciously affirm or deny. It’s also important to note that memory is reconstructive, not a perfect recording. Over time, details can fade, blend, or change through conversation or perception. As a result, in respect in particular for historical events, a person’s physiological response may reflect their reconstructed memory — not necessarily the original truth.

Can I Take a Polygraph Test About Something I Don’t Remember? The short answer is no — a polygraph can’t help you remember if you did something. It doesn’t read thoughts or retrieve lost memories; it measures physiological responses like heart rate and breathing to detect signs of deception....