A journal of essays on business, philosophy, and decision-making.
Long-form writing on the principles that quietly shape better decisions — read at your own pace.
Featured · Strategy
You Have a Great Idea? Here Are 6 Reality Checks.
Six reality checks for separating ideas worth pursuing from ones that only sound exciting — universality, simplicity, timelessness, and the rest.
The index
- MarketingScientific Advertising: 10 Timeless Lessons for Ad CopywritingLearn 10 practical tips about the timeless art of salesmanship.
- DecisionsRisk or Ruin: Which Risks Are Worth Taking?Some risks compound; others end the game. A framework for telling a setback from a loss that takes away your chance to try again.
- PhilosophySelfish Altruism: What Game Theory Teaches Us About Morality in Business and LifeHow repeated interactions can reward cooperation — and what game theory can and cannot tell us about the value of being good.
- BusinessWhat Leaf Insects Teach Us About BusinessHow natural selection shaped an insect's resemblance to a leaf — and what variation and feedback can teach us about building a business.
- IdeasHow to Keep Making Advancements in a Transforming WorldLife is full of problems. Criticism helps us find errors; optimism gives us a reason to keep looking for solutions.
About
A quiet room for ideas that outlast the news cycle.
Memoranda explores timeless ideas that shape better thinking — from game theory and advertising to risk and innovation — each piece distilling complex concepts into practical insight for builders, operators, and lifelong learners.