Corporate Investigations: How Effective is the Polygraph Test?
Corporate scenarios may sometimes call for rapid investigation. It could be due to suspicious activity, theft, misconduct, or fraud. To detect these, people resort to certain devices to navigate the truth. Here’s where the Polygraph test comes in. This tool can spark both interest and create debate and can help find the truth. But how…
Mike Rumble
Jun 1, 2025
Are Lie Detector Tests Accurate? What You Need to Know
Polygraph tests, or lie detectors, can be remarkably effective if used correctly. They monitor physiological responses like heart rate and sweating, both conditions often linked to lying. Based on scientific studies, polygraphs present proof of honesty. Studies have shown that lie detectors can be 80–90% accurate, based on such factors as examiner skill and test…
Mike Rumble
Apr 17, 2025
The Use of Psychological Profiling in Polygraph Testing
As technology continues to advance, the integration of psychology in lie detection has become increasingly significant. In this article, we delve into the role of psychological profiling, exploring how it enhances the accuracy and reliability of polygraph results. Whether you’re curious about the intricacies of human behavior or interested in understanding the complexities of truth…
Mike Rumble
Jun 10, 2023
Inside the Lie Detector: Understanding the Pre-Test, Test, and Post-Test Stages
The polygraph test, or lie detector test, is a device used to measure various physiological responses in an individual. The polygraph test has been in use since the early 20th century and gained popularity in the mid-1900s as a tool for law enforcement in the United States. WHAT IS POLYGRAPHY? Polygraphy is the scientific study…
Mike Rumble
May 13, 2023
How a Polygraph Works – Video Explanation
Our lead examiner Mike Rumble explains how a Polygraph Test works using the official process as outlined by The British Polygraph Association and The American Polygraph Association. This was recorded at our Birkenhead Office in Liverpool where we regularly conduct Lie Detector Tests in Liverpool.
Mike Rumble
Feb 13, 2022
“Everyone that I love, must have had some doubt about me”
Lie Detector Test U.K. Services are able to supply office locations for Polygraph tests in every major town or city. On this occasion we were in our Welsh office in #Cardiff for a test to be conducted on our Wales client following historical allegations of sexual abuse to his step-daughter. The client and his wife…
Mike Rumble
Feb 13, 2022
Lie Detection and Forensic Psychology
Through our collaboration and research conducted with World Leading bodies in the fields of polygraph and psychology we have been able to determine a clear correlation between both fields and how they can intersect at the point of the Lie Detector Test. In criminology the use of forensic psychology is paramount in any interrogation or…
Mike Rumble
Feb 13, 2022
How Reliable is The Polygraph Test?
This is one of our most frequently asked questions. Clients and examinees understandably want reassurance that they can rely on the outcome and of course, there will always be a number of our examinees that will be looking for any excuse if they failed the test. Percentages of accuracy are always being quoted but I…
Mike Rumble
Feb 13, 2022
Stim test or not to Stim test – that is the question!
Over the past year I have been conducting research into the use of the Stim or Acquaintance Test and I would be very greatful if my fellow examiners could offer their professional opinion or experience on this matter. Do you recall your Basic Polygraph training on the use of the Stim or Acquaintance Test? I…
Mike Rumble
Feb 13, 2022
How the Polygraph Really Works and The Best Way to Pass a Lie Detector Test…
Whilst writing this explanation I came across a magazine article describing how a person reacted after being called into their managers’ office and informed they were being made redundant. They recount, “It was interesting what happens to the body when it is in shock”. They go on to describe an “acute stress response” triggered by…
Mike Rumble
Feb 13, 2022
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Understanding Polygraph
Insights, case studies and updates from our examiners — covering the cases we
handle, the questions we get asked, and what the polygraph really can (and can’t)
do.
