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The Evolution of Deception: Who Lies?

Delve into the evolution of deception, from basic lies to intricate manipulation. Discover why we lie and to whom, exploring the evolutionary arms race of deceit across different relationships and scenarios.

ryanmccoy
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The Evolution of Deception: Who Lies?

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  1. Evolution and Deception

  2. Who Lies? • Everyone • 90% people admit being deceitful

  3. Level 1 • Most basic deception • Example: ‘sexually deceptive’ orchids

  4. Level 2 • Ability to deceive in certain situations • Example: The Anglerfish

  5. Level 3 • The learned response • Example: A dog faking a broken leg

  6. Level 4 • The ability to perceive or think about another’s intentions, or beliefs, and then manipulate those beliefs with one’s behaviour

  7. Deception evolved as an ability to use others for one’s selfish needs • Evolutionary arms race

  8. Why do we lie? • First, who do we lie to? • Strangers • Romantic Partners • Parents

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