Micro Expressions: Detecting Lies in the Face and Eyes Essay -- Facia

Lying has been a problem since societies were first-class honours degreely formed. Some peck be great liars, others are not. But, whether some hotshot is a good liar or not, one-tenth of a second is every it takes for subtle changes known as micro expressions to appear and disappear from a persons face. These micro expressions are a sign of sense. The slew who read these micro expressions are human lie let outors. Although. police redeem machines such as the polygraph test, which measures body temperature and voice tone to help them detect when people are lying, micro expressions are far more reliable. micro expressions are more useful to police than polygraph tests because, polygraph tests hardly detect spikes in emotion, there is little scientific evidence about accuracy, and micro expressions are proven to help people further scientific research.In the first place, the polygraph test can only detect spikes in emotion remote micro expressions. Micro expressions are mor e useful to police because polygraph tests are unreliable polygraph tests cannot reassure which emotion is being felt by the person, they cannot tell why an emotion is being felt, and micro expressions cannot be controlled by people like polygraph tests can. To begin, polygraph tests cannot tell which emotion a person is looking. Paul Ekman is one of the few scientists who researches micro expressions. He wrote a book called The Polygraph as a Lie Catcher, in this book he addresses the worldwide debate of whether the polygraph is an dead-on(prenominal) lie detector. Ekman says, Remember that the polygraph test is not a lie detector. It only detects emotional arousal (251). The polygraph test cannot accurately detect the specific emotion a person is feeling someone may be feeling nervous and the po... ...ons. Guliford,2010. 211. books.google.com. Web. 30 jan. 2014. Microexpressions More Than Meets the Eye. Talk of the Nation/Science Friday (NRP) (2013) publisher source. Web. 14 Jan. 2014.Micromovements Hold Hidden Information About Severity of Autism, Researches Report.newsmedicine.iu.edu. atomic number 49 University, ISUM countersignroom, 2 December 2013. Web. 30Jan. 2014.Polygraph Validity Research. polygraph.org. American Polygraph Association, 2010. Web. 30 Jan. 2014. Porter, Stephen, and Leanne ex Brinkle. Reading Between the Lies. People.ok.ubca.ca. N.P. 31Oct. 2007. Web. 19 Jan. 2014. PDF.Leach, Amy-May, et al. The Reliability of Lie undercover work Performance. Law and Human Behavior33.1 (Feb. 2009) JSTOR. Web. 19 Jan. 2014.Lock, Carrie. Deception Detection. Science News 66.5 (Jul. 31, 2004) JSTOR. Web. 19 Jan. 2014.