Cognitive Biases

CogBias

A practical cognitive-bias site with clear definitions, learning paths, assessments, self-audits, and debiasing tools.

Pattern

Self-Perspective

The bias intensifies when ego, identity, ownership, or asymmetry between self and others enters the picture.

45 biases

Biases with this pattern

This is the cross-cutting layer that helps the site feel more like a real reference and less like a flat list.

Poster illustration for Anthropocentric thinking

Anthropocentric thinking

The tendency to use human analogies as a basis for reasoning about other, less familiar, biological phenomena.

Opinion ReportingSelf-Perspective
Poster illustration for Anthropomorphism

Anthropomorphism

The tendency to treat animals, objects, or abstractions as if they had human thoughts, feelings, or intentions.

Opinion ReportingSelf-Perspective
Poster illustration for Ben Franklin effect

Ben Franklin effect

The tendency to like or help someone more after already doing that person a favor.

Opinion ReportingSelf-Perspective
Poster illustration for Bias blind spot

Bias blind spot

The tendency to see oneself as less biased than other people, or to be able to identify more cognitive biases in others than in oneself.

Opinion ReportingSelf-Perspective
Poster illustration for Cross-race effect

Cross-race effect

The tendency to distinguish faces of your own race more accurately than faces of other races.

RecallSelf-Perspective
Poster illustration for Curse of knowledge

Curse of knowledge

The tendency for better-informed people to underestimate how hard the issue looks to less-informed people.

EstimationSelf-PerspectiveLearning & expertiseTeams & management
Poster illustration for Defensive attribution hypothesis

Defensive attribution hypothesis

The tendency to attribute more blame for a mishap to the person or persons involved if they are perceived as dissimilar to the person making that judgment.

Causal AttributionSelf-Perspective
Poster illustration for Effort justification

Effort justification

The tendency to attribute greater value to an outcome if they had to put effort into achieving it.

DecisionSelf-Perspective
Poster illustration for Egocentric bias

Egocentric bias

The tendency to remember the past in self-serving ways and overweight one's own perspective.

Causal AttributionSelf-Perspective
Poster illustration for Experimenter's bias

Experimenter's bias

The tendency for researchers' expectations to shape what data they notice, trust, publish, or discount.

Causal AttributionSelf-Perspective
Poster illustration for Extrinsic incentives bias

Extrinsic incentives bias

An exception to the fundamental attribution error, where people view others as having extrinsic motivations, while viewing themselves as having intrinsic motivations.

EstimationSelf-Perspective
Poster illustration for False consensus effect

False consensus effect

The tendency to overestimate how many other people share one's own beliefs, preferences, habits, or reactions.

EstimationSelf-PerspectiveMedia & politicsTeams & management
Poster illustration for False uniqueness bias

False uniqueness bias

The tendency of people to see their projects and themselves as more singular than they actually are.

Causal AttributionSelf-Perspective
Poster illustration for Fundamental attribution error

Fundamental attribution error

The tendency to explain other people's behavior too quickly in terms of character while underweighting situational pressures and constraints.

Causal AttributionSelf-PerspectiveTeams & managementMedia & politics
Poster illustration for Generation effect

Generation effect

The tendency to remember self-generated information better than information supplied by others.

RecallSelf-Perspective
Poster illustration for Illusion of transparency

Illusion of transparency

The tendency to overestimate how visible one's thoughts, feelings, or intentions are to others.

EstimationSelf-Perspective
Poster illustration for Illusory superiority

Illusory superiority

The tendency to overestimate one's desirable qualities, and underestimate undesirable qualities, relative to other people.

Opinion ReportingSelf-Perspective
Poster illustration for Impostor Syndrome

Impostor Syndrome

The tendency to doubt one's competence and fear being exposed as a fraud despite evidence of ability.

Opinion ReportingSelf-Perspective
Poster illustration for Ingroup bias

Ingroup bias

The tendency to favor, trust, defend, or positively interpret people and claims associated with one's own group more readily than comparable outsiders.

Causal AttributionSelf-PerspectiveMedia & politicsTeams & management
Poster illustration for Law of the instrument

Law of the instrument

An over-reliance on a familiar tool or methods, ignoring or under-valuing alternative approaches.

DecisionSelf-Perspective
Poster illustration for Motivated reasoning

Motivated reasoning

The tendency to use reasoning as a defense lawyer for desired conclusions rather than as an impartial search for what is most likely true.

Hypothesis AssessmentSelf-PerspectiveMedia & politicsPersonal decisions
Poster illustration for Naïve cynicism

Naïve cynicism

The tendency to expect more egocentric bias in others than in oneself.

EstimationSelf-Perspective
Poster illustration for Naïve realism

Naïve realism

The tendency to see one's own view as plain reality and disagreement as ignorance, bias, or irrationality.

Opinion ReportingSelf-PerspectiveMedia & politicsConflict & dialogue
Poster illustration for Not invented here

Not invented here

An aversion to contact with or use of products, research, standards, or knowledge developed outside a group.

DecisionSelf-Perspective
Poster illustration for Objectivity illusion

Objectivity illusion

The phenomena where people tend to believe that they are more objective and unbiased than others.

Causal AttributionSelf-Perspective
Poster illustration for Optimism bias

Optimism bias

The tendency to overestimate favorable outcomes and underestimate the probability or impact of unfavorable ones, especially for oneself or one's own plans.

EstimationSelf-PerspectiveForecasting & planningPersonal decisions
Poster illustration for Ostrich effect

Ostrich effect

The tendency to avoid acknowledgment of an obviously bad situation to avoid the bad feelings that may come with acknowledgment of the situation.

Causal AttributionSelf-Perspective
Poster illustration for Outgroup favoritism

Outgroup favoritism

The tendency for some disadvantaged groups to evaluate outside groups more favorably than their own.

Causal AttributionSelf-Perspective
Poster illustration for Outgroup homogeneity bias

Outgroup homogeneity bias

The tendency to see members of other groups as more alike than members of one's own group.

EstimationSelf-Perspective
Poster illustration for Pessimism bias

Pessimism bias

The tendency to overestimate the likelihood that bad things will happen.

EstimationSelf-Perspective
Poster illustration for Placement bias

Placement bias

The tendency to remember oneself as above average at strengths and below average at weaknesses.

RecallSelf-Perspective
Poster illustration for Pygmalion effect

Pygmalion effect

The phenomenon whereby others' expectations of a target person affect the target person's performance.

Causal AttributionSelf-Perspective
Poster illustration for Reactive devaluation

Reactive devaluation

Devaluing proposals only because they purportedly originated with an adversary.

DecisionSelf-Perspective
Poster illustration for Selective perception

Selective perception

The tendency for expectations or prior beliefs to shape what one notices or perceives.

Causal AttributionSelf-Perspective
Poster illustration for Self-relevance effect

Self-relevance effect

The tendency to remember information better when it is connected to oneself.

RecallSelf-Perspective
Poster illustration for Self-serving bias

Self-serving bias

The tendency to take disproportionate credit for successes while locating failures in bad luck, unfair circumstances, or other people.

Causal AttributionSelf-PerspectiveTeams & managementConflict & dialogue
Poster illustration for Social comparison bias

Social comparison bias

The tendency when making decisions, to favour potential candidates who do not compete with one's own particular strengths.

DecisionSelf-Perspective
Poster illustration for Spotlight effect

Spotlight effect

The tendency to overestimate how much other people notice, remember, or care about one's appearance, mistakes, or behavior.

EstimationSelf-PerspectivePersonal decisionsConflict & dialogue
Poster illustration for Third-person effect

Third-person effect

The tendency to believe that mass-communicated media messages have a greater effect on others than on themselves.

Opinion ReportingSelf-Perspective
Poster illustration for Trait ascription bias

Trait ascription bias

The tendency for people to view themselves as relatively variable in terms of personality, behavior, and mood while viewing others as much more predictable.

Opinion ReportingSelf-Perspective
Poster illustration for Ultimate attribution error

Ultimate attribution error

The tendency to explain whole outgroups in dispositional terms while excusing ingroup members more situationally.

Causal AttributionSelf-Perspective
Poster illustration for Worse-than-average effect

Worse-than-average effect

The tendency to believe ourselves to be worse than others at tasks which are difficult.

EstimationSelf-Perspective
Poster illustration for Zero-sum bias

Zero-sum bias

The tendency to see situations as zero-sum even when gains for one need not mean losses for another.

Opinion ReportingSelf-Perspective