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      • 10 Second Test
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      • Prototype Testing
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      • Usability Testing Platforms
      • Usability Testing
  • Cognitive Tools
    • Overview
    • UX Laws & Principles
      • Behaviour
        • Aesthetic-Usability Effect
        • Authority Principle
        • Campbell's Law
        • Fresh Start Effect
        • Goal-Gradient Effect
        • Hook Model
        • Jakob's Law
        • Pareto Principle
        • Parkinson's Law
        • Peak-End Rule
        • Principle of Commitment and Consistency
        • Rule of Three
        • Scarcity Principle
        • Three Pillars of User Delight
      • Concepts & Models
        • Choice Overload
        • Chunking
        • Cognitive Bias
        • Cognitive Load
        • Flow
        • Mental Model
        • Selective Attention
        • Working Memory
      • Foundations
        • Nielson's 10
        • Occam's Razor
        • Poka-Yoke Principle
        • Postel's Law
        • Principle of Least Astonishment
        • Tesler's Law
      • Interaction
        • Accot-Zhai Steering Law
        • Doherty Threshold
        • Fitts's Law
        • Hick's Law
        • Principle of Contrast
        • Principle of Readability
        • Principle of Repetition
        • Principle of Scale
        • Rule of Thirds
        • Gestalt Principles
          • Closure
          • Common Fate (Synchrony)
          • Common Region
          • Connectedness
          • Continuation
          • Figure/Ground
          • Focal Points
          • Parallelism
          • Past Experiences
          • Prägnanz
          • Proximity
          • Similarity
          • Symmetry (And Order)
          • Uniform Connectedness
      • Psychology
        • Anchoring Principle
        • Availability Heuristic
        • Halo Effect
        • Miller's Law
        • Paradox of the Active User
        • Serial Position Effect
        • Von Restorff Effect
        • Zeigarnik Effect
    • Universal
      • Prioritisation
        • 6 Box Framework
        • Eisenhower Matrix
        • Impact-Effort Matrix
        • The Pareto Principle
        • Reach, Impact, Confidence, and Effort (RICE)
        • ICE Scoring
        • Pendo Framework
        • The Kano Model
        • MoSCoW Method
      • Problem Solving
        • First Principles Thinking
        • Systems Thinking
        • Inversion Thinking
        • Abstraction Laddering
        • Occam's Razor
        • Divergent & Convergent Thinking
        • The 5 Whys
      • Decision Making
        • The Map Is Not the Territory
        • The Cynefin Framework
        • Second-order Thinking
        • System 1 & System 2 Thinking
        • Cost-Benefit Analysis (CBA)
        • SWOT Analysis
        • Law of Diminishing Returns
        • The Hard Choice Model
        • OODA Loop
      • Leadership & People
        • Skill-Will Matrix
        • The 4 Worker Types
        • The 9 Employee Types
        • Maslow's Hierarchy of Needs
        • The Peter Principle
        • Dunning-Kruger Effect
        • Circle of Competence
        • Hanlon's Razor
        • Johari Window
        • The Minto Pyramid
      • Cognitive Biases
        • Overview
        • The Sunk Cost Fallacy
  • Leadership
    • Overview
    • Leadership Foundations
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        • A/B Testing
        • Customer Satisfaction Score (CSAT)
        • Funnel Analysis
        • Jobs-to-be-Done (JTBD)
        • Net Promoter Score (NPS)
        • User Journey Mapping
      • Market Analysis
        • 6 Forces
        • Customer Acquisition Cost (CAC)
        • Customer Lifetime Value (CLTV)
        • PEST Analysis
        • Product-Market Fit (PMF)
      • Organisational Alignment
        • Balanced Scorecard
        • McKinsey 7S
        • Weisbord's 6 Box Model
      • Prioritisation
      • Vision & Goals
        • Big Hairy Audacious Goal (BHAG)
        • Goal Setting
        • Product Innovation Charter (PIC)
        • Product Trio
        • Product Vision
    • Process
      • Agile
      • Cross-Functional Teams
      • Design Sprint
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      • DevOps
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      • Object-Oriented UX
      • Overview
      • Responsible, Accountable, Consulted, Informed (RACI)
      • Reverse Double Diamond
      • Six Sigma
      • Waterfall
      • Work Breakdown Structure (WBS)
    • Insights
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  1. Cognitive Tools
  2. UX Laws & Principles

Foundations

Nielson's 10Occam's RazorPoka-Yoke PrinciplePostel's LawPrinciple of Least AstonishmentTesler's Law
PreviousWorking MemoryNextNielson's 10

Last updated 4 days ago