UI/UX Design
Principles Library
from User Psychology 3 • Ebook
Hick’s law
More choices mean slower decisions. Keep it simple.
Confirmation Bias
Users favor info that supports what they already believe.
Cognitive load
Too much info overwhelms. Simplify for clarity.
Anchoring Bias
Initial info heavily influences later decisions.
Nudge
Small design tweaks steer users toward better choices.
Fitts's Law
Larger, closer targets are easier and faster to click.
Users focus on emotionally charged elements.
Empathy Gap
Users misjudge how emotions affect future decisions.
Visual Anchors
Visual anchors, guide attention and focus naturally.
Peak-End Rule
Judging experiences by their peak and end moments.
Visual Hierarchy
Design order guides attention and improves readability.
Sensory Appeal
Attracting attention through sight, sound, or touch.
Skeuomorphism
Design elements mimic real-world objects for familiarity.
Social Proof
People follow the actions of others to guide decisions.
Hawthorne Effect
People change behavior when they feel observed.
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