Hi, I'm Callum Flack, an Australian designer-engineer. I write about how attention becomes judgment, and how judgment shapes tools, groups and systems.
My agents file
2026
An answerable vocabulary for LLM collaboration
2026
Two interrogation skills
2026
Favourite articles
2026
You can't design a UI without designing the code
2026
Notes on coding with LLMs
2025
Forward deployed engineers
2024
The unfolding afterwards is the experience
2024
Coming out of silence
2024
I is someone else
2024
Convenience as a trap
2024
Configuring Tailwind as a Design System
2024
In a band, should all decisions be unanimous?
2023
Ways of seeing Generative AI
2023
The difference between iteration and prototyping
2023
Code, people and fallibility
2022
Do the grid fins still fold in?
2021
Notes on Deciphering Sun Tzu
2019
The matter of taste
2018
The instantaneous language of beauty
2018
Practice boredom
2018
Aphorisms for remembering how to see
2018
Rules for record collecting
2018
Wander, wonder, wunder
2018
John Boyd's bloody-mindedness
2018
Creativity starts with love and theft
2018
Designers should code
2018
Top Ten 45s for Hams
2011