For as long as humans have lived together, they have searched for the tell that betrays a liar — a flicker of the eye, a tremor in the voice. Decades of psychological research now confirm what the body has always refused to confess cleanly: no universal signal separates the truthful from the deceitful, because deception is not a flaw in the human machine but a feature woven into its ordinary operation. Scientists have nonetheless mapped certain linguistic and behavioral patterns — excess words, distancing pronouns, strategic questioning — that offer not certainty, but a more honest reckoning w
Infobae
· May 15, 2026
· society
· 5 min de lectura
High
Verificación: Caracterizado
Psychology reveals patterns to detect liars, though no foolproof method exists
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Science & Space
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Impacto Geopolítico
🌎
Psychology article on lie detection has no geopolitical implications; focuses on civilian deception patterns and forensic psychology research.
Escalation Risk
low
Confidence
HIGH
Lente Económico
📈
Psychological research confirms no universal lie detection method exists, with implications for security, legal, and HR sectors relying on deception detection.
Market Signal
neutral
Confidence
HIGH
Law enforcement and criminal justice
Human resources and employment screening
Security and border control
Insurance and fraud detection
Legal services and litigation
Psychology and counseling services
Consumers may face increased vulnerability to fraud and deception in commercial transactions, hiring processes, and personal relationships. Households may experience higher insurance costs if fraud detection becomes less reliable. Individuals in legal disputes may face challenges proving credibility.
Policymakers should reconsider reliance on behavioral indicators in criminal justice systems and implement evidence-based training for law enforcement. Regulatory bodies may need to establish standards for lie detection tools and restrict use of unreliable methods. Legal systems may require procedural reforms to reduce false convictions based on credibility assessments.