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Proof of Concept

Weekly notes on design, tech, and building

Free every Sunday.

Illustrated issues

21 recent Proof of Concept posts with cover art — drag or scroll the canvas, then tap a cover to read on Substack.

The Research Builder

The Research Builder

Issue 319: AI makes building cheaper. It makes research more important.

Personal software’s proximity of work

Personal software’s proximity of work

Issue 317: When the graph is the model, personal software is a collaboration path

The Design GM

The Design GM

Issue 316: When a designer acts like a owner

Work beyond laptops

Work beyond laptops

Issue 314: Multimodal AI will (hopefully) change how we work

Ecosystem design

Ecosystem design

Issue 313: The best products are worlds

The ledger of design

The ledger of design

Issue 312: AI changes credibility at work

Revising

Revising

Issue 311: What the film “Heat ”teaches us about revising without losing the vision

The Victorverse

The Victorverse

Issue 310: The definitive Bret Victor essay ranking

Agent Experience

Agent Experience

Issue 309: The next design challenge is how humans and AI agents work together

Climbing the pocket of pressure

Climbing the pocket of pressure

Issue 308: How to not panic at work

Training design senses

Training design senses

Issue 307: Why good design judgment must be trained

Hyper-local, hyper-cloud

Hyper-local, hyper-cloud

Issue 306: Have your cake and eat it: why agents belong local and cloud

The Tao of Software Design

The Tao of Software Design

Issue 305: Fluent and adaptive across many disciplines

Mastering the materials

Mastering the materials

Issue 304: Tools change but knowing the material does not

The craft of speaking

The craft of speaking

Issue 303: Delivering on a message that sparks someone

Design leadership plate tectonics

Design leadership plate tectonics

Issue 302: The underlying disruption that'll soon hit

The first hour of work

The first hour of work

Issue 301: Setting the daily tempo

Reflecting on the 200 series

Reflecting on the 200 series

Issue 300: A look back at the past 100 issues

Staying creative during travel

Staying creative during travel

Lean tools, hard constraints, better ideas

Special moves and combos

Special moves and combos

Issue 298: Mastery starts with button mashing

Escape from agentic loop

Escape from agentic loop

Issue 297: Human-in-the-Loop is the new doom scrolling

The Research Builder

The Research Builder

Issue 319: AI makes building cheaper. It makes research more important.

Personal software’s proximity of work

Personal software’s proximity of work

Issue 317: When the graph is the model, personal software is a collaboration path

The Design GM

The Design GM

Issue 316: When a designer acts like a owner

Work beyond laptops

Work beyond laptops

Issue 314: Multimodal AI will (hopefully) change how we work

Ecosystem design

Ecosystem design

Issue 313: The best products are worlds

The ledger of design

The ledger of design

Issue 312: AI changes credibility at work

Revising

Revising

Issue 311: What the film “Heat ”teaches us about revising without losing the vision

The Victorverse

The Victorverse

Issue 310: The definitive Bret Victor essay ranking

Agent Experience

Agent Experience

Issue 309: The next design challenge is how humans and AI agents work together

Climbing the pocket of pressure

Climbing the pocket of pressure

Issue 308: How to not panic at work

Training design senses

Training design senses

Issue 307: Why good design judgment must be trained

Hyper-local, hyper-cloud

Hyper-local, hyper-cloud

Issue 306: Have your cake and eat it: why agents belong local and cloud

The Tao of Software Design

The Tao of Software Design

Issue 305: Fluent and adaptive across many disciplines

Mastering the materials

Mastering the materials

Issue 304: Tools change but knowing the material does not

The craft of speaking

The craft of speaking

Issue 303: Delivering on a message that sparks someone

Design leadership plate tectonics

Design leadership plate tectonics

Issue 302: The underlying disruption that'll soon hit

The first hour of work

The first hour of work

Issue 301: Setting the daily tempo

Reflecting on the 200 series

Reflecting on the 200 series

Issue 300: A look back at the past 100 issues

Staying creative during travel

Staying creative during travel

Lean tools, hard constraints, better ideas

Special moves and combos

Special moves and combos

Issue 298: Mastery starts with button mashing

Escape from agentic loop

Escape from agentic loop

Issue 297: Human-in-the-Loop is the new doom scrolling

The Research Builder

The Research Builder

Issue 319: AI makes building cheaper. It makes research more important.

Personal software’s proximity of work

Personal software’s proximity of work

Issue 317: When the graph is the model, personal software is a collaboration path

The Design GM

The Design GM

Issue 316: When a designer acts like a owner

Work beyond laptops

Work beyond laptops

Issue 314: Multimodal AI will (hopefully) change how we work

Ecosystem design

Ecosystem design

Issue 313: The best products are worlds

The ledger of design

The ledger of design

Issue 312: AI changes credibility at work

Revising

Revising

Issue 311: What the film “Heat ”teaches us about revising without losing the vision

The Victorverse

The Victorverse

Issue 310: The definitive Bret Victor essay ranking

Agent Experience

Agent Experience

Issue 309: The next design challenge is how humans and AI agents work together

Climbing the pocket of pressure

Climbing the pocket of pressure

Issue 308: How to not panic at work

Training design senses

Training design senses

Issue 307: Why good design judgment must be trained

Hyper-local, hyper-cloud

Hyper-local, hyper-cloud

Issue 306: Have your cake and eat it: why agents belong local and cloud

The Tao of Software Design

The Tao of Software Design

Issue 305: Fluent and adaptive across many disciplines

Mastering the materials

Mastering the materials

Issue 304: Tools change but knowing the material does not

The craft of speaking

The craft of speaking

Issue 303: Delivering on a message that sparks someone

Design leadership plate tectonics

Design leadership plate tectonics

Issue 302: The underlying disruption that'll soon hit

The first hour of work

The first hour of work

Issue 301: Setting the daily tempo

Reflecting on the 200 series

Reflecting on the 200 series

Issue 300: A look back at the past 100 issues

Staying creative during travel

Staying creative during travel

Lean tools, hard constraints, better ideas

Special moves and combos

Special moves and combos

Issue 298: Mastery starts with button mashing

Escape from agentic loop

Escape from agentic loop

Issue 297: Human-in-the-Loop is the new doom scrolling

The Research Builder

The Research Builder

Issue 319: AI makes building cheaper. It makes research more important.

Personal software’s proximity of work

Personal software’s proximity of work

Issue 317: When the graph is the model, personal software is a collaboration path

The Design GM

The Design GM

Issue 316: When a designer acts like a owner

Work beyond laptops

Work beyond laptops

Issue 314: Multimodal AI will (hopefully) change how we work

Ecosystem design

Ecosystem design

Issue 313: The best products are worlds

The ledger of design

The ledger of design

Issue 312: AI changes credibility at work

Revising

Revising

Issue 311: What the film “Heat ”teaches us about revising without losing the vision

The Victorverse

The Victorverse

Issue 310: The definitive Bret Victor essay ranking

Agent Experience

Agent Experience

Issue 309: The next design challenge is how humans and AI agents work together

Climbing the pocket of pressure

Climbing the pocket of pressure

Issue 308: How to not panic at work

Training design senses

Training design senses

Issue 307: Why good design judgment must be trained

Hyper-local, hyper-cloud

Hyper-local, hyper-cloud

Issue 306: Have your cake and eat it: why agents belong local and cloud

The Tao of Software Design

The Tao of Software Design

Issue 305: Fluent and adaptive across many disciplines

Mastering the materials

Mastering the materials

Issue 304: Tools change but knowing the material does not

The craft of speaking

The craft of speaking

Issue 303: Delivering on a message that sparks someone

Design leadership plate tectonics

Design leadership plate tectonics

Issue 302: The underlying disruption that'll soon hit

The first hour of work

The first hour of work

Issue 301: Setting the daily tempo

Reflecting on the 200 series

Reflecting on the 200 series

Issue 300: A look back at the past 100 issues

Staying creative during travel

Staying creative during travel

Lean tools, hard constraints, better ideas

Special moves and combos

Special moves and combos

Issue 298: Mastery starts with button mashing

Escape from agentic loop

Escape from agentic loop

Issue 297: Human-in-the-Loop is the new doom scrolling

The Research Builder

The Research Builder

Issue 319: AI makes building cheaper. It makes research more important.

Personal software’s proximity of work

Personal software’s proximity of work

Issue 317: When the graph is the model, personal software is a collaboration path

The Design GM

The Design GM

Issue 316: When a designer acts like a owner

Work beyond laptops

Work beyond laptops

Issue 314: Multimodal AI will (hopefully) change how we work

Ecosystem design

Ecosystem design

Issue 313: The best products are worlds

The ledger of design

The ledger of design

Issue 312: AI changes credibility at work

Revising

Revising

Issue 311: What the film “Heat ”teaches us about revising without losing the vision

The Victorverse

The Victorverse

Issue 310: The definitive Bret Victor essay ranking

Agent Experience

Agent Experience

Issue 309: The next design challenge is how humans and AI agents work together

Climbing the pocket of pressure

Climbing the pocket of pressure

Issue 308: How to not panic at work

Training design senses

Training design senses

Issue 307: Why good design judgment must be trained

Hyper-local, hyper-cloud

Hyper-local, hyper-cloud

Issue 306: Have your cake and eat it: why agents belong local and cloud

The Tao of Software Design

The Tao of Software Design

Issue 305: Fluent and adaptive across many disciplines

Mastering the materials

Mastering the materials

Issue 304: Tools change but knowing the material does not

The craft of speaking

The craft of speaking

Issue 303: Delivering on a message that sparks someone

Design leadership plate tectonics

Design leadership plate tectonics

Issue 302: The underlying disruption that'll soon hit

The first hour of work

The first hour of work

Issue 301: Setting the daily tempo

Reflecting on the 200 series

Reflecting on the 200 series

Issue 300: A look back at the past 100 issues

Staying creative during travel

Staying creative during travel

Lean tools, hard constraints, better ideas

Special moves and combos

Special moves and combos

Issue 298: Mastery starts with button mashing

Escape from agentic loop

Escape from agentic loop

Issue 297: Human-in-the-Loop is the new doom scrolling

The Research Builder

The Research Builder

Issue 319: AI makes building cheaper. It makes research more important.

Personal software’s proximity of work

Personal software’s proximity of work

Issue 317: When the graph is the model, personal software is a collaboration path

The Design GM

The Design GM

Issue 316: When a designer acts like a owner

Work beyond laptops

Work beyond laptops

Issue 314: Multimodal AI will (hopefully) change how we work

Ecosystem design

Ecosystem design

Issue 313: The best products are worlds

The ledger of design

The ledger of design

Issue 312: AI changes credibility at work

Revising

Revising

Issue 311: What the film “Heat ”teaches us about revising without losing the vision

The Victorverse

The Victorverse

Issue 310: The definitive Bret Victor essay ranking

Agent Experience

Agent Experience

Issue 309: The next design challenge is how humans and AI agents work together

Climbing the pocket of pressure

Climbing the pocket of pressure

Issue 308: How to not panic at work

Training design senses

Training design senses

Issue 307: Why good design judgment must be trained

Hyper-local, hyper-cloud

Hyper-local, hyper-cloud

Issue 306: Have your cake and eat it: why agents belong local and cloud

The Tao of Software Design

The Tao of Software Design

Issue 305: Fluent and adaptive across many disciplines

Mastering the materials

Mastering the materials

Issue 304: Tools change but knowing the material does not

The craft of speaking

The craft of speaking

Issue 303: Delivering on a message that sparks someone

Design leadership plate tectonics

Design leadership plate tectonics

Issue 302: The underlying disruption that'll soon hit

The first hour of work

The first hour of work

Issue 301: Setting the daily tempo

Reflecting on the 200 series

Reflecting on the 200 series

Issue 300: A look back at the past 100 issues

Staying creative during travel

Staying creative during travel

Lean tools, hard constraints, better ideas

Special moves and combos

Special moves and combos

Issue 298: Mastery starts with button mashing

Escape from agentic loop

Escape from agentic loop

Issue 297: Human-in-the-Loop is the new doom scrolling

The Research Builder

The Research Builder

Issue 319: AI makes building cheaper. It makes research more important.

Personal software’s proximity of work

Personal software’s proximity of work

Issue 317: When the graph is the model, personal software is a collaboration path

The Design GM

The Design GM

Issue 316: When a designer acts like a owner

Work beyond laptops

Work beyond laptops

Issue 314: Multimodal AI will (hopefully) change how we work

Ecosystem design

Ecosystem design

Issue 313: The best products are worlds

The ledger of design

The ledger of design

Issue 312: AI changes credibility at work

Revising

Revising

Issue 311: What the film “Heat ”teaches us about revising without losing the vision

The Victorverse

The Victorverse

Issue 310: The definitive Bret Victor essay ranking

Agent Experience

Agent Experience

Issue 309: The next design challenge is how humans and AI agents work together

Climbing the pocket of pressure

Climbing the pocket of pressure

Issue 308: How to not panic at work

Training design senses

Training design senses

Issue 307: Why good design judgment must be trained

Hyper-local, hyper-cloud

Hyper-local, hyper-cloud

Issue 306: Have your cake and eat it: why agents belong local and cloud

The Tao of Software Design

The Tao of Software Design

Issue 305: Fluent and adaptive across many disciplines

Mastering the materials

Mastering the materials

Issue 304: Tools change but knowing the material does not

The craft of speaking

The craft of speaking

Issue 303: Delivering on a message that sparks someone

Design leadership plate tectonics

Design leadership plate tectonics

Issue 302: The underlying disruption that'll soon hit

The first hour of work

The first hour of work

Issue 301: Setting the daily tempo

Reflecting on the 200 series

Reflecting on the 200 series

Issue 300: A look back at the past 100 issues

Staying creative during travel

Staying creative during travel

Lean tools, hard constraints, better ideas

Special moves and combos

Special moves and combos

Issue 298: Mastery starts with button mashing

Escape from agentic loop

Escape from agentic loop

Issue 297: Human-in-the-Loop is the new doom scrolling

The Research Builder

The Research Builder

Issue 319: AI makes building cheaper. It makes research more important.

Personal software’s proximity of work

Personal software’s proximity of work

Issue 317: When the graph is the model, personal software is a collaboration path

The Design GM

The Design GM

Issue 316: When a designer acts like a owner

Work beyond laptops

Work beyond laptops

Issue 314: Multimodal AI will (hopefully) change how we work

Ecosystem design

Ecosystem design

Issue 313: The best products are worlds

The ledger of design

The ledger of design

Issue 312: AI changes credibility at work

Revising

Revising

Issue 311: What the film “Heat ”teaches us about revising without losing the vision

The Victorverse

The Victorverse

Issue 310: The definitive Bret Victor essay ranking

Agent Experience

Agent Experience

Issue 309: The next design challenge is how humans and AI agents work together

Climbing the pocket of pressure

Climbing the pocket of pressure

Issue 308: How to not panic at work

Training design senses

Training design senses

Issue 307: Why good design judgment must be trained

Hyper-local, hyper-cloud

Hyper-local, hyper-cloud

Issue 306: Have your cake and eat it: why agents belong local and cloud

The Tao of Software Design

The Tao of Software Design

Issue 305: Fluent and adaptive across many disciplines

Mastering the materials

Mastering the materials

Issue 304: Tools change but knowing the material does not

The craft of speaking

The craft of speaking

Issue 303: Delivering on a message that sparks someone

Design leadership plate tectonics

Design leadership plate tectonics

Issue 302: The underlying disruption that'll soon hit

The first hour of work

The first hour of work

Issue 301: Setting the daily tempo

Reflecting on the 200 series

Reflecting on the 200 series

Issue 300: A look back at the past 100 issues

Staying creative during travel

Staying creative during travel

Lean tools, hard constraints, better ideas

Special moves and combos

Special moves and combos

Issue 298: Mastery starts with button mashing

Escape from agentic loop

Escape from agentic loop

Issue 297: Human-in-the-Loop is the new doom scrolling

The Research Builder

The Research Builder

Issue 319: AI makes building cheaper. It makes research more important.

Personal software’s proximity of work

Personal software’s proximity of work

Issue 317: When the graph is the model, personal software is a collaboration path

The Design GM

The Design GM

Issue 316: When a designer acts like a owner

Work beyond laptops

Work beyond laptops

Issue 314: Multimodal AI will (hopefully) change how we work

Ecosystem design

Ecosystem design

Issue 313: The best products are worlds

The ledger of design

The ledger of design

Issue 312: AI changes credibility at work

Revising

Revising

Issue 311: What the film “Heat ”teaches us about revising without losing the vision

The Victorverse

The Victorverse

Issue 310: The definitive Bret Victor essay ranking

Agent Experience

Agent Experience

Issue 309: The next design challenge is how humans and AI agents work together

Climbing the pocket of pressure

Climbing the pocket of pressure

Issue 308: How to not panic at work

Training design senses

Training design senses

Issue 307: Why good design judgment must be trained

Hyper-local, hyper-cloud

Hyper-local, hyper-cloud

Issue 306: Have your cake and eat it: why agents belong local and cloud

The Tao of Software Design

The Tao of Software Design

Issue 305: Fluent and adaptive across many disciplines

Mastering the materials

Mastering the materials

Issue 304: Tools change but knowing the material does not

The craft of speaking

The craft of speaking

Issue 303: Delivering on a message that sparks someone

Design leadership plate tectonics

Design leadership plate tectonics

Issue 302: The underlying disruption that'll soon hit

The first hour of work

The first hour of work

Issue 301: Setting the daily tempo

Reflecting on the 200 series

Reflecting on the 200 series

Issue 300: A look back at the past 100 issues

Staying creative during travel

Staying creative during travel

Lean tools, hard constraints, better ideas

Special moves and combos

Special moves and combos

Issue 298: Mastery starts with button mashing

Escape from agentic loop

Escape from agentic loop

Issue 297: Human-in-the-Loop is the new doom scrolling

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Design, writing, and experiments.

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