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Principles

The manifesto's ten principles, in their canonical order.

Ten principles for making decisions

Canonical text · translation

The principles do not describe decorative aspirations. Each one must be capable of changing a decision, stopping an implementation or requiring additional evidence. A sentence with no practical consequences serves no function within the framework.

  1. P01 The user's progress is the unit of design
  2. P02 Experience is also functionality
  3. P03 Complexity belongs to the system
  4. P04 Simple to begin with, deep when needed
  5. P05 The interface must not become another task
  6. P06 Attention is a product resource
  7. P07 Trust is designed
  8. P08 Quality lives in the accumulation of details
  9. P09 Time and continuity are part of the interface
  10. P10 The person retains control and ownership
Go deeper: Ten principles for making decisions
Canonical text · translation
N Principle Main consequence
1 The user's progress is the unit of design Ties every decision to its product foundation and uses Job Stories when they express the situation better
2 Experience is also functionality Includes effort, emotion and friction in the definition of quality
3 Complexity belongs to the system Avoids passing the internal model on to the user
4 Simple to begin with, deep when needed Reveals power in context without limiting the expert user
5 The interface must not become another task Reduces incidental learning and custom conventions
6 Attention is a product resource Justifies every element and every decision requested
7 Trust is designed Makes state, consequences, control and recovery visible
8 Quality lives in the accumulation of details Treats micro-decisions and edge states as part of the product
9 Time and continuity are part of the interface Integrates performance, availability and preservation of work
10 The person retains control and ownership Subordinates assistance and automation to human intent
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