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

Lying has been a problem since societies were first formed. Some people are great liars, others are not. But, whether someone is a good liar or not, one-tenth of a second is all it takes for subtle changes known as micro expressions to place and disappear from a souls face. These micro expressions are a sign of emotion. The people who read these micro expressions are human double-dealing ruleors. Although. police have machines such as the polygraph test, which measures body temperature and voice life to help them detect when people are lying, micro expressions are faraway more reliable. Micro expressions are more reclaimable to police than polygraph tests because, polygraph tests except detect spikes in emotion, there is little scientific evidence nearly 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 unlike micro expressions. Micro expressions are more useful to police because polygraph tests are unreliable polygraph tests cannot tell which emotion is being matte 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 feeling. Paul Ekman is one of the few scientists who researches micro expressions. He wrote a allow called The Polygraph as a Lie Catcher, in this book he addresses the general debate of whether the polygraph is an accurate 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 whitethorn 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 kingdom/Science Friday (NRP) (2013)Newspaper source. Web. 14 Jan. 2014.Micromove ments Hold Hidden Information rough Severity of Autism, Researches Report.newsmedicine.iu.edu. Indiana University, ISUM Newsroom, 2 December 2013. Web. 30Jan. 2014.Polygraph Validity Research. polygraph.org. American Polygraph Association, 2010. Web. 30 Jan. 2014. Porter, Stephen, and Leanne Ten Brinkle. Reading Between the Lies. People.ok.ubca.ca. N.P. 31Oct. 2007. Web. 19 Jan. 2014. PDF.Leach, Amy-May, et al. The dependableness of Lie Detection Performance. Law and Human Behavior33.1 (Feb. 2009) JSTOR. Web. 19 Jan. 2014.Lock, Carrie. fast one Detection. Science News 66.5 (Jul. 31, 2004) JSTOR. Web. 19 Jan. 2014.