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American inventor Leonarde Keeler testing his improved polygraph on Arthur Koehler, a former witness for the prosecution at the 1935 trial of Richard Hauptmann. 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 ...
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]
Keeler used the lie detector on two criminals in Portage, Wisconsin, who were later convicted of assault when the lie detector results were introduced in court. One of the earlier uses of the Keeler Polygraph was in 1937, in connection to the murder of 5-year-old Roger William Loomis in Lombard, Illinois.
More than a decade after the death of 2-year-old Caylee Anthony, her grandparents, George and Cindy Anthony, have agreed to take lie detector tests on camera in response to Casey Anthony's recent ...
The polygraph test may have changed public opinion of the Ramseys but did not change their legal status as polygraph results are not admissable in court. John Mark Karr confessed to the murder in ...
When the lie detector test technician determined that Grande had been "truthful" in her answers, the singer-actor was delighted. "This is the best day of my life. Take that, you YouTube people ...