Dopamine happiness is addictive and unstable. Kabasawa Shion’s three-layer happiness model explains why high achievers burn out — and what to build first.
Andrew Huberman’s protocols have 150M+ downloads. I checked every major claim against the primary research. Some are rock-solid. Some aren’t.
60/30/10 across three index funds produced 8.74% CAGR with -34.6% max drawdown over 30 years. Here are the actual numbers.
Not theory — actual backtested data across 288 rolling windows from 1990-2024. Lump sum wins 75% of the time, but the 25% matters.
Kahneman’s most practical insight: stop estimating from your own perspective. Look at base rates instead. Your projects will thank you.
From the rationality community: before executing any plan, simulate all the ways it could fail. Then fix them in advance.
One classroom experiment per week for 40 weeks. Here’s what I learned from treating teaching like science — with real data from my classes.
Retrieval practice nearly doubles long-term retention compared to re-reading. The evidence is overwhelming — yet most classrooms still rely on highlighting and review.
A 2025 meta-analysis confirms: ADHD hyperactivity drives startup behavior, but inattention undermines post-launch execution. Here’s how to build for both.
80% of women with ADHD report worsened symptoms premenstrually. A 2025 study reveals the estrogen-dopamine connection that diagnostic guidelines have ignored for decades.