AI Snips
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Lying Is a Learned Skill
- People learn to lie naturally without formal training.
- Police suspects can appear truthful or deceptive regardless of their honesty.
Body Language Isn't Reliable
- It's commonly believed that body language reveals lies, but that is scientifically questionable.
- Microexpressions might display emotions, but they don't reliably indicate deception.
Polygraph's Effectiveness Is Limited
- The polygraph measures physiological reactions believed linked to lying stress.
- However, polygraph accuracy is only slightly better than chance, about 52-53%.