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UX Glossary

A glossary of the cognitive biases and design psychology behind great products

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Aha! Moment

When the value of a product becomes clear.

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Cognitive Dissonance

The discomfort of conflicting opinions.

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Cognitive Drift

The experience of losing attention.

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Cognitive Load

The 'working memory' required to complete a task.

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Confirmation Bias

Seeking what's consistent with your beliefs.

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Content Blindness

Ignoring similar or duplicate content.

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Context Craving

Opting for context over efficiency.

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Context Shifting

Switching from one task to another.

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Curiosity Gap

People try and solve incomplete information.

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Decision Fatigue

People get tired of making decisions.

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Default Bias

People often accept default suggestions.

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Delegated Decisions

Delegating key decisions to your users.

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Doherty Threshold

Slow interfaces bore people.

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Ego Depletion

Tired minds are often lazy.

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Endowment Effect

People overvalue things that they own.

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Experience Creep

Products exponentially grow in complexity.

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Familiarity Bias

People often prefer what is familiar.

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Framing

Presentation influences understanding.

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Fresh Start Effect

Fresh starts can be motivating.

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Fuzzy Context

A little context can create more ambiguity.

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Gamification

Encouraging engagement with tasks and rewards.

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Goal Gradient Effect

Progress towards a goal is motivating.

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Hawthorne Effect

People modify their behaviour under observation.

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Hick's Law

It's easier to make decisions with fewer choices.

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