It is true that the polygraph machine can detect psychological responses to a series of questions. The test basically focuses on three indicators of what is known as autonomic arousal. Respiration, skin conductivity, blood pressure/heart rate are the three indicators that the lie detector test is designed around. How these indicators are measured will be described more in depth below. It is important to note that examiners cannot measure psychophysiological changes just by monitoring the individual’s behavior. However, it is possible to suspect deception, if the individual attempts to alter the test by refusing to sit still throughout the exam.
Over the years there have been tons of in depth, gruesome, and totally fascinating cases. In fact, some of these cases are so bizarre that you would think they came right out of a true crime novel. Tons of work, investigative research, and evidence collecting went into each one of these cases, but at the end of the day it was the lie detector test that truly solved the entire case. Below, you will learn about some of these cases and how the lie detector broke them wide open.
In the United States, there are many respectable companies that manufacture lie detector tests. It is undeniably true that the Lafayette Instrument Company just happens to be one of the most popular and most trusted. This company has been in business for a lengthy period of time. Today, the company is based out of Lafayette, Indiana. They make a wide variety of products that are specifically designed for the administration of lie detectors. For instance, they make portable chairs, laptops and software for lie detector machines. Below, you will develop into the history of this company.
Pretty much everyone is going to lie about something at least once in their life. What people do not understand is that their lies will eventually come back to haunt them. There is a good chance that they’re going to be called out on their lies at some point or another. There are numerous signs that can potentially tell you that someone is not telling the truth. By taking the time to analyze a person’s behavior, there is a pretty good chance that you’ll be able to determine whether or not they’re nervous or anxious. They could fiddle with their hands or play with their hair. This could a sign that they’re being deceptive about something.
What should you look for when attempting to determine whether or not someone is being deceptive? You’ll discover the top 10 signs of deception in the article below.
As you likely already know, there are specific tests and technologies that can help to determine whether or not an individual is telling the truth. They’re often referred to as lie detector tests and they’re enormously beneficial for a wide range of purposes. Over the years, the lie detector test has been used in various sectors of everyday life and government. Today, they’re just as popular as ever before and they’re also far more reliable. In the United States, the lie detector is used pretty much on a daily basis. Within this comprehensive guide, you will learn more about the lie detector test and its use in the United States.