List of cognitive biases conducive to misinformation
- Confirmation Bias: Favoring information that confirms existing beliefs.
- Anchoring Bias / Anchoring and Adjustment: Relying too heavily on the first piece of information and insufficiently adjusting from it.
- Availability Heuristic: Judging likelihood based on how easily examples come to mind.
- Hindsight Bias: Seeing events as predictable after they occur.
- Self-Serving Bias: Attributing success to oneself and failures to external causes.
- Dunning-Kruger Effect: Overestimating ability due to lack of competence.
- Fundamental Attribution Error: Blaming others’ actions on personality rather than situation.
- Sunk Cost Fallacy: Continuing something due to invested resources.
- Optimism Bias: Believing bad events are less likely for oneself.
- Negativity Bias / Negativity Effect: Giving more weight to negative information.
- Bandwagon Effect: Adopting beliefs because many others do.
- Status Quo Bias: Preferring things to remain the same.
- Halo Effect: One good trait shapes overall impression.
- Horns Effect: One bad trait shapes overall negative impression.
- In-Group Bias: Favoring one’s own group.
- Out-Group Homogeneity Bias: Seeing members of other groups as more similar than they are.
- Just-World Hypothesis / Just-World Bias: Believing people get what they deserve.
- Actor-Observer Bias / Actor-Observer Asymmetry: Explaining one’s own actions by situation, others’ by character.
- False Consensus Effect: Overestimating how much others agree with oneself.
- Reactance / Reactance Bias: Doing the opposite when feeling restricted.
- Illusory Correlation: Seeing relationships where none exist.
- Gambler’s Fallacy: Believing past random events affect future ones.
- Planning Fallacy: Underestimating time or effort needed for tasks.
- Curse of Knowledge: Difficulty imagining not knowing something.
- Neglect of Probability: Ignoring actual probability in decision-making.
- Base Rate Fallacy / Base Rate Neglect: Ignoring statistical base rates.
- Framing Effect: Being influenced by how information is presented.
- Survivorship Bias: Focusing on winners and ignoring failures.
- Illusion of Control: Overestimating control over events.
- Authority Bias: Overvaluing the opinions of authority figures.
- False Memory: Misremembering or recalling events inaccurately.
- Hyperbolic Discounting: Preferring smaller immediate rewards to larger delayed ones.
- Inattentional Blindness: Missing unexpected stimuli while focusing elsewhere.
- Spotlight Effect: Overestimating how much others notice you.
- Illusory Superiority: Overestimating one’s own qualities.
- Affect Heuristic: Decisions based on emotions rather than facts.
- Ostrich Effect: Ignoring negative information.
- Semmelweis Reflex: Rejecting evidence that contradicts existing beliefs.
- Belief Bias: Judging arguments based on whether the conclusion seems believable.
- Clustering Illusion: Seeing patterns in randomness.
- Groupthink: Preferring group harmony over critical analysis.
- Spotlight Fallacy: Believing others are focused on us more than they are.
- Egocentric Bias: Overemphasizing one’s own role in events.
- False Uniqueness Effect: Believing one’s abilities are more unique than they are.
- Pessimism Bias: Expecting worse outcomes than warranted.
- Illusion of Transparency: Overestimating how much others know your thoughts/feelings.
- Outcome Bias: Judging decisions by results instead of the process.
- Projection Bias: Assuming others share one’s beliefs or feelings.
- Zeigarnik Effect: Remembering uncompleted tasks better than completed ones.
- Information Bias: Seeking unnecessary information.
- Normalcy Bias: Believing things will continue as they always have.
- Choice-Supportive Bias: Remembering one’s previous choices as better than they were.
- Blind Spot Bias: Not recognizing one’s own biases.
- Barnum Effect: Accepting vague statements as personally meaningful.
- Salience Bias: Focusing on the most noticeable information.
- Overconfidence Bias: Being more confident than accurate.
- Endowment Effect: Valuing things more simply because one owns them.
- Choice Paralysis: Inability to choose when faced with too many options.
- Illusory Truth Effect: Believing repeated statements as true.
- Availability Cascade: Repeated public discussion increases belief in an idea.
- Representativeness Heuristic: Judging based on resemblance to a typical case.
- Herd Behavior: Following the group without independent thought.
- Curse of Expertise: Difficulty explaining concepts due to assumed knowledge.
- Peak-End Rule: Judging experiences by their peak and final moments.
- Escalation of Commitment: Continuing a failing endeavor due to prior investment.
- Cognitive Dissonance: Changing beliefs to reduce mental conflict.
- Naïve Realism: Believing one’s view is objective reality.
- Conservatism Bias: Slow to update beliefs despite new evidence.
- Placebo Effect: Experiencing results due to belief rather than cause.
- Overjustification Effect: Losing intrinsic motivation when external rewards appear.
- Cognitive Bias Blind Spot: Seeing biases in others but not in oneself (variant of blind spot).
- Choice Overload: Variant of choice paralysis—too many options overwhelm decision-making.
- Illusion of Validity: Overestimating accuracy of judgments despite poor evidence.
- Naïve Cynicism: Believing others are more biased than oneself.