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fundamental attribution error psychology - behavioral psychology illustration
Posted inSocial Dynamics

The Fundamental Attribution Error: Why We Judge Character Over Context

Posted by Mário Machado May 4, 2026
Explore fundamental attribution error psychology (Lee Ross, 1977): why we blame others’ mistakes on their personality while excusing our own by the situation.
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curse of knowledge psychology - behavioral psychology illustration
Posted inCognitive Biases

The Curse of Knowledge: Why Experts Struggle to Explain Simple Ideas

Posted by Mário Machado May 3, 2026
Learn how the curse of knowledge psychology (Camerer, Loewenstein, & Weber, 1989) blinds experts to what beginners do not know and how to communicate clearly.
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boomerang effect psychology - behavioral psychology illustration
Posted inSocial Dynamics

The Boomerang Effect: Why Pushy Persuasion Backfires

Posted by Mário Machado May 2, 2026
Learn how the boomerang effect psychology (Hovland, 1953) explains why aggressive persuasion and censorship push people toward the opposite belief.
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About 99% Brain UP

Welcome to 99% Brain UP. We are a dedicated editorial team passionate about decoding human behavior, neurobiology, and the hidden mechanics of the mind. Our mission is to bridge the gap between complex behavioral science and everyday life, bringing you evidence-based insights every single day.

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Recent Posts

  • contrast principle psychology - behavioral psychology illustration
    The Contrast Principle: How Comparison Warps Your Reality
    by Mário Machado
    October 25, 2026
  • reward prediction error psychology - behavioral psychology illustration
    Reward Prediction Error Psychology: The Brain’s Dopamine Loop
    by Mário Machado
    October 24, 2026
  • cognitive dissonance psychology - behavioral psychology illustration
    Cognitive Dissonance: Why Your Brain Justifies Inconsistencies
    by Mário Machado
    October 24, 2026
  • confirmation bias psychology - behavioral psychology illustration
    The Confirmation Bias: Why We Only See What We Believe
    by Mário Machado
    October 23, 2026

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Exploring the intersection of behavioral science and daily life. We decode the complex patterns of the human mind through evidence-based insights and fascinating psychological discoveries.

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