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Aug 5, 2004 · Even the term "lie detector," used to refer to polygraph testing, is a misnomer. So-called "lie detection" involves inferring deception through analysis of physiological responses to a structured, but unstandardized, series of questions.
Is it the truth or another lie? How can you tell? Using this free online fingerprint lie detector scanner!
A polygraph, often incorrectly referred to as a lie detector test, [1][2][3] is a pseudoscientific [4][5][6] device or procedure that measures and records several physiological indicators such as blood pressure, pulse, respiration, and skin conductivity while a person is asked and answers a series of questions. [7]
Lie detector, instrument for recording physiological phenomena such as blood pressure, pulse rate, and respiration of a human subject as he answers questions put to him by an operator; these data are then used as the basis for making a judgment as to whether or not the subject is lying.
- The Editors of Encyclopaedia Britannica
Lie detection is an assessment of a verbal statement with the goal to reveal a possible intentional deceit. Lie detection may refer to a cognitive process of detecting deception by evaluating message content as well as non-verbal cues. [1]
Aug 14, 2014 · It began as a device that detected a person's blood pressure, and was later equipped with the ability to measure galvanic skin response on a person's hand (which is a proxy for sweat) as...
The polygraph, frequently shown on these television programs as a surefire way to determine a person’s guilt, is more popularly known as a “lie detector,” given its objective to catch people in a lie. But is the lie detector as accurate as we’re led to believe by pop culture?
