Build First Brain Journal
The Build First Brain Journal

Field notes from the First Brain.

Page 38 of 38.

How to Map Concepts in the Brain: Build a First Brain
Networked Thought

How to Map Concepts in the Brain: Build a First Brain

The best way to map concepts in the brain is to connect them, not collect them. How your hippocampus builds a knowledge graph, and how to grow your First Brain.

May 30, 2026 · 6 min read
How to Think in Knowledge Graphs (A Mental Framework)
Networked Thought

How to Think in Knowledge Graphs (A Mental Framework)

To think in knowledge graphs is to link ideas, not file them. A mental framework for trading linear reading for networked mapping, and growing your First Brain.

May 30, 2026 · 5 min read
Leapfrogging the Second Brain Era With Just Your Phone
First Brain & PKM

Leapfrogging the Second Brain Era With Just Your Phone

No, you do not need a laptop or a heavy app stack to be productive. Mobile-first, voice-first learners can skip the bloated Second Brain software era and invest directly in the First Brain instead.

May 30, 2026 · 5 min read
The Absurdity of the Second Brain: Camus on Your Notes
First Brain & PKM

The Absurdity of the Second Brain: Camus on Your Notes

Endlessly filing notes you never reread is the modern Myth of Sisyphus. Real meaning comes from building your First Brain, not the archive you abandon.

May 30, 2026 · 6 min read
The Cognitive Cost of Bi-Directional Linking in Notes
First Brain & PKM

The Cognitive Cost of Bi-Directional Linking in Notes

Automatic backlinks save effort, and that is the problem. The work of recalling and forming a connection yourself is what makes the memory stick.

May 30, 2026 · 5 min read
Best Memory Techniques for Competitive Exams That Hold
Networked Thought

Best Memory Techniques for Competitive Exams That Hold

The best memory techniques for competitive exams are not the ones that pack in facts. They are the ones that build a connected knowledge graph so you can derive answers under pressure, which is what UPSC, MCAT, and the bar actually test.

May 30, 2026 · 6 min read
The Post-Language Era: How BCIs Decode Your Thoughts
Future & Language

The Post-Language Era: How BCIs Decode Your Thoughts

Brain-computer interfaces decode neural activity into text and speech, but they translate a mind that already has structure. Here is the real science, and why a richer First Brain gives a BCI more worth reading.

May 30, 2026 · 5 min read
The Zettelkasten Paradox: Why Paper Was Better
First Brain & PKM

The Zettelkasten Paradox: Why Paper Was Better

Luhmann's paper Zettelkasten worked because writing a card by hand forced him to think first. Digital removes that friction. Here is how to keep it on any tool.

May 30, 2026 · 5 min read
Why Crossword Puzzles Aren't Enough Against Dementia
Mind & Learning

Why Crossword Puzzles Aren't Enough Against Dementia

Do brain games prevent dementia? Mostly they make you better at that one game. What protects the aging brain is broad, connected, lifelong learning.

May 30, 2026 · 5 min read
Why Silicon Valley Elites Limit Their Children's Screens
First Brain & PKM

Why Silicon Valley Elites Limit Their Children's Screens

Tech leaders famously restrict their own kids' devices. The deeper reason is not fear of technology, but protecting the effortful, low-stimulation activity that builds a resilient First Brain.

May 30, 2026 · 5 min read
Why Your Company's Notion Is a Mess: A Real Fix Guide
First Brain & PKM

Why Your Company's Notion Is a Mess: A Real Fix Guide

The best team wiki software cannot save a wiki that crams 50 minds into one rigid tree. The fix is shared encoding habits and a graph fitting how people think.

May 30, 2026 · 5 min read
Will We Still Need Words?
Future & Language

Will We Still Need Words?

If thought could move between minds directly, would language survive? An essay on what words are for, and what would be lost and gained without them.

May 30, 2026
The Evolution of Language: Speech to Code
Future & Language

The Evolution of Language: Speech to Code

Human communication has moved through four stages: sound, symbol, writing, and code. A fifth may be starting. Each shift changed not just how we talk, but how we think.

May 28, 2026
Do Large Language Models Understand Language?
AI & Cognition

Do Large Language Models Understand Language?

LLMs produce fluent, useful language without anything most people would call understanding. Pulling those two facts apart tells us something about language itself.

May 26, 2026
The State of Brain-Computer Interfaces in 2026
Neural Interfaces

The State of Brain-Computer Interfaces in 2026

Where brain-computer interfaces actually stand right now: who is building them, what they can do, and how far they are from everyday use.

May 24, 2026
How Large Language Models Work, in Plain English
AI & Cognition

How Large Language Models Work, in Plain English

No math, no jargon. A clear explanation of what a large language model is doing when it writes, why it works at all, and where it breaks.

May 23, 2026
What Is a Brain-Computer Interface? A Plain Guide
Neural Interfaces

What Is a Brain-Computer Interface? A Plain Guide

A brain-computer interface reads signals from the nervous system and turns them into commands. Here is how it works, what it can do today, and what it cannot.

May 22, 2026
How AI Is Changing Human Language
Future & Language

How AI Is Changing Human Language

Large language models and brain-computer interfaces are quietly rewriting the oldest human technology. Here is what is actually changing, and what is not.

May 20, 2026