Explore the Bias Taxonomy
Browse all 69 cognitive biases from Kahneman-Tversky research. View how each bias works, see human susceptibility rates, and explore sample test questions across different trigger intensities.
Categories
16 categories based on cognitive mechanisms. Click to jump to a category.
Representativeness
Judging probability by similarity to prototypes rather than base rates
Availability
Judging frequency or probability by ease of recall
Anchoring
Over-reliance on initial information when making estimates
Loss Aversion
Losses loom larger than equivalent gains
Framing
Decisions affected by how options are presented
Reference Dependence
Outcomes evaluated relative to reference points rather than absolutely
Probability Distortion
Systematic misweighting of probabilities
Uncertainty Judgment
Errors in assessing and responding to uncertainty
Memory Bias
Systematic distortions in memory and recall
Attention Bias
Selective focus on certain information over others
Social Bias
Biases in social perception and judgment
Attribution Bias
Errors in explaining causes of behavior
Overconfidence
Excessive certainty in one's judgments
Confirmation
Seeking and favoring confirming evidence
Temporal Bias
Biases related to time perception and discounting
Extension Neglect
Ignoring sample size, duration, and scope
All 69 Biases
Expand a category to browse its biases. Click any bias for details and sample questions.