survivorship-bias
Survivorship Bias: Why the Best Startup Advice Comes From the Dead
The military wanted to armor the bullet holes. A statistician told them to armor everywhere else. The same mistake is quietly wrecking your product decisions.
product
pricing psychology
Pricing Psychology: 7 Rules That Actually Change What People Buy
Price isn't a number. It's a story people tell themselves about what something is worth. Here are seven rules — anchoring, decoys, charm pricing, mental accounting — that quietly decide what people buy.
product theory
The Utility Paradox: Why We Scrutinize Tools and Splurge on Treats
The more useful something is, the harder we scrutinize its price. Why we under-invest in essentials, over-invest in indulgences, and how great products flip the switch.
goodharts-law
Goodhart's Law: Why the Metric You Target Stops Working
Set a target, and your team will hit it — often without touching the thing you actually care about. Goodhart's Law explains why every metric you optimize eventually lies to you.
product theory
Metric Theater: When Your Dashboard Lies to Everyone at Once
DAU up. Churn down. Everyone nods. Meanwhile a user is quietly switching to a competitor. That gap has a name — Metric Theater — and it's killing your product.