Good News For Science, Bad News For Humanity – The “Bias Blind Spot” Just Replicated (“Everyone Else Is More Biased Than Me”)


Back in 2002, Emily Pronin and colleagues first described the “bias blind spot”, the finding that people believe they are less biased in their judgments and behaviour than the general population – that is, they are “blind” to their own cognitive biases. While that study kick-started a whole line of related research, no one had attempted to directly replicate the original experiments.

But in a preregistered preprint published recently to ResearchGate, Prasad Chandrashekar, Siu Kit Yeung and colleagues report reproducing the original study, first in a small group of Hong Kong undergraduates, and then in two larger samples of 303 and 621 Americans who completed online surveys. Continue reading →

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