Jason Cohen, Psy.D, M.A.
Licensed Clinical Psychologist

Hello and welcome to my blog. My name is Jason Cohen, Psy.D., M.A., and I am a Licensed Clinical Psychologist practicing in San Luis Obispo,CA. I hope you find this information educational, helpful, and/or interesting. If there is a specfic area you would like me to address or you have a question, do not hesitate to contact me. In addressing your questions, I will be sure to word responses in a way to maintain your privacy. You are also encouraged to post a comment.  

*Please note that topics presented and discussions occuring within this blog: 1) are of a general nature and therefore may have limited relevance to specific situations, 2) do not constitute a professional relationship between Dr. Cohen and those reading blog material or posting comments, and 3) should not substitute consultation with a mental health professional.


AUG 28

Telling Lies Part 2

posted by Dr. Cohen on August 28, 2012 1:08 as Deception

There is no fool proof way to detect a lie. Most methods measure stress-type responses, not necessarily lying. Unfortunately there are a multitude of factors other than lying that can increase stress responses in interactive settings. Debates over the accuracy of polygraphs and CVSA ensue. Interestingly, there is no "passing” a polygraph, just a determination of no deception detected and if you understand how a polygraph works, you would know the only way to pass a polygraph is to lie (I will cover this in greater depth at a later date). Regardless, neither polygraphs nor CVSA measure lying – they measure behavioral correlates associated with autonomic arousal – lying is only one reason that GSR (sweat), blood pressure, breathing, heart rate, voice pitch, etc. may change. Innocent people fail polygraphs and liars can pass them [rumor has it that one of OJ Simpson’s defense attorneys, who will remain unnamed, prepared ...


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Telling Lies Part 1 of 3

posted by Dr. Cohen on August 01, 2012 1:23 as Deception

A lie is when one person intentionally attempts to mislead another. Deceptive behavior begins in the first year of life. There is an adaptive quality to lying and we are taught this at an early age. Children are reminded to show appreciation when they are not at all appreciative; adults offer false compliments out of social nicety. For the most part, these fibs are devoid of malicious intent and actually allow for more harmonious interactions. Take a look at what the world may look like with complete honesty:

Believe it or not, the average person is lied to anywhere from 10 to 200 times per day. Spouses lie on average in 1 out of 10 interactions with their partner. College students lie to parents in 1 out of 5 interactions on average. Men tell 8 times as many lies when compared to women ...


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