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Software Behaviorby Joost van der Zwan
Index

01 · The book

Six arc stages, fifteen chapters.

Read from the top, or jump to the stage you’re standing in.

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Stage II

2 chapters

0 / 2 read

Reframing

A new lens for what software is now.

  1. The Product Is Beneath the Interface

    Seeing software as a behavioral system, not only a surface.

    Unread· 17 min· Revised

  2. From Deterministic Software to Negotiated Software

    The contract between user and machine has changed. The product has to too.

    Unread· 19 min· Revised

Stage III

1 chapter

0 / 1 read

Excitement

What becomes possible from inside the new lens.

  1. Designing Behavior, Not Just Interaction

    A new craft, named.

    Unread· 16 min· Revised

Stage IV

2 chapters

0 / 2 read

Seriousness

What this craft now demands of you.

  1. Delegation Is a Design Material

    How much the system may do on your behalf is a design decision, not a property of the model.

    Unread· 15 min· Revised

  2. Trust Is a Product Layer

    Trust is built in the structure of the product, not promised in the copy.

    Unread· 16 min· Revised

Stage V

1 chapter

0 / 1 read

Agency

Acts you can run this week.

  1. Prototype the Behavior

    Match the prototype's fidelity to the risk it needs to test.

    Unread· 18 min· Revised
The Field Kit is a library of skills for your AI tools: one for every Field Note, plus a design review skill that checks a screen or flow against the book’s 15 frameworks.
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The Product Architect · Contents

Stages I–VI · 15 chapters