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Evolution and Deception

Evolution and Deception. Who Lies?. Everyone 90% people admit being deceitful. Level 1. Most basic deception Example: ‘sexually deceptive’ orchids. Level 2. Ability to deceive in certain situations Example: The Anglerfish. Level 3. The learned response

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Evolution and Deception

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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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