AgentSkillsCN

Don't Make Me Think

以用户体验为核心的设计框架,强调界面设计应直观易懂、不费心智,让用户在完成任务时几乎感受不到认知上的负担

SKILL.md
--- frontmatter
name: Don't Make Me Think
description: Usability framework emphasizing intuitive, self-evident interface design where users accomplish tasks without cognitive friction

Don't Make Me Think

OVERVIEW

Steve Krug's seminal usability framework emphasizing intuitive, self-evident interface design. First published in 2000, revised in 2013 with mobile UX additions, sold 700,000+ copies. Core premise: users should accomplish tasks as easily and directly as possible without cognitive friction.

Why this matters: Reduces learning curves, increases completion rates, minimizes support costs. Foundational to modern UX practice across web and mobile platforms.

WHEN TO USE

  • Designing new interfaces or features requiring minimal user training
  • Refactoring complex workflows with high abandonment rates
  • Evaluating existing designs for usability bottlenecks
  • Creating products for diverse user skill levels
  • Mobile-first experiences where cognitive load is critical

Trigger: User testing reveals confusion, hesitation, or repeated errors on basic tasks.

KEY PRINCIPLES

1. Self-Evident Design

Concept: Eliminate need for instructions by making everything self-explanatory.

Application:

  • Use familiar UI patterns (e.g., shopping cart icon for e-commerce)
  • Clear, descriptive labels over clever copywriting
  • Visual hierarchy that communicates priority at a glance
  • Contextual help only when truly necessary

2. Satisficing Behavior

Concept: Users take first available solution, rarely seeking optimal path.

Application:

  • Design for "good enough" choices, not perfect decisions
  • Prominent placement for primary actions
  • Accept user shortcuts and workarounds as valid paths
  • Reduce options to prevent decision paralysis

3. Clarity Over Cleverness

Concept: Obvious always beats cute.

Application:

  • Descriptive button text ("Create Account") vs. vague ("Get Started")
  • Standard iconography over custom symbols requiring learning
  • Direct language over brand-voice experimentation in critical moments
  • Conventional layouts for navigation and forms

4. Usability Testing Primacy

Concept: Empirical testing defeats opinion-based design.

Application:

  • Recruit 3-5 users per testing round (Krug's "discount testing")
  • Monthly testing cycles to catch issues early
  • Observe real user behavior over stated preferences
  • Test early prototypes, not finished products

EXECUTION STEPS

Phase 1: Design for Scanning

  1. Create visual hierarchy - Size, color, spacing to prioritize elements
  2. Break up pages - Headings, bullet points, short paragraphs
  3. Make it obvious - Clear clickable elements with hover states
  4. Reduce noise - Remove unnecessary words and graphics

Phase 2: Eliminate Question Marks

  1. Test critical paths - Checkout, signup, primary user flows
  2. Watch for hesitation - Any pause indicates uncertainty
  3. Fix ambiguity immediately - Don't wait for data; if 1 user stumbles, others will too
  4. Document wins - Catalog what worked for future reference

Phase 3: Mobile Optimization

  1. 44-pixel minimum tap targets - Accommodate imprecise finger touches
  2. Thumb-zone optimization - Place primary actions within easy reach
  3. Progressive disclosure - Show essentials first, advanced features on demand
  4. Test on real devices - Emulators miss physical ergonomics

SUCCESS METRICS

  • Task completion rate ≥ 90% for primary flows
  • Time on task - 30-50% reduction post-redesign
  • Support ticket volume - Decrease in "how do I..." queries
  • Error recovery - Users self-correct without external help
  • Qualitative feedback - "It just works" vs. "Where do I..."

REAL-WORLD EXAMPLES

Amazon One-Click Ordering

Eliminated multi-step checkout for repeat customers. Reduced abandonment by 20%, became patented differentiator.

Apple iOS Settings Search

Addressed "Where is..." problem by adding global search to Settings app. Users find options 3x faster than navigating menus.

Basecamp's "Post a Message"

Giant, obvious button vs. buried "New Thread" link. Increased engagement 35% by removing cognitive friction.

ANTI-PATTERNS

What NOT to do:

  • Mystery meat navigation - Icons without labels requiring guesswork
  • Modal overload - Interrupting user flow with unnecessary confirmations
  • Form field ambiguity - Unclear formats, missing examples, no inline validation
  • Buried critical actions - Hide primary task behind submenus
  • Clever over clear - "Summon your ride" instead of "Request Car"

EDGE CASES

  • Power users want complexity - Provide shortcuts, don't force simplicity on experts (e.g., keyboard commands)
  • Brand requires uniqueness - Apply creativity to visual design, not interaction patterns
  • Accessibility conflicts - Screen readers need verbose labels; visual users need brevity (use aria-label)

INTEGRATION

Pairs well with:

  • Nielsen's Heuristics - Structured evaluation framework
  • Jobs-to-be-Done - Understand user intent before designing solutions
  • Continuous Discovery - Ongoing user research cadence
  • Design Systems - Codify self-evident patterns for reuse

Contrasts with:

  • Gamification - Can add cognitive load if not carefully implemented
  • Personalization - Over-customization creates inconsistency
  • Feature-rich design - Adding options increases decision burden

FURTHER READING

  • Primary Source: Don't Make Me Think, Revisited (3rd Edition, 2013) - Steve Krug
  • Companion: Rocket Surgery Made Easy (2009) - Krug's usability testing cookbook
  • Foundational: The Design of Everyday Things - Don Norman
  • Advanced: 100 Things Every Designer Needs to Know About People - Susan Weinschenk

SCORING RATIONALE

Total: 48/50

CriterionScoreReasoning
Practitioner10/10Krug is usability consultant; 25+ years shipping tested interfaces
Clarity10/10Book itself exemplifies principles; actionable on first read
ROI10/10Documented conversion improvements, reduced support costs
Novelty8/10Revolutionary in 2000; now industry standard but still differentiating
Cross-Domain10/10Applies to web, mobile, desktop, physical products, documentation

Evidence: Amazon, Apple, Basecamp openly credit these principles. 700K+ copies sold. Required reading at FAANG design orgs.