Profile Library
Hedge Funds & Investing Profiles
Profiles of investors, hedge fund managers, market thinkers, and capital allocators.
Start Here
Read the investors behind the ideas.
A path through valuation, risk, market cycles, thesis formation, and the discipline of acting without complete information.
Turn assumptions about growth, risk, and capital into explicit investment judgment.
Risk and cyclesLessons from Howard MarksRead risk as a changing set of conditions rather than a fixed number on a spreadsheet.
Decision qualityLessons from Michael MauboussinSeparate process quality from outcomes when the evidence is noisy and the stakes are high.
Independent researchLessons from David EinhornBuild a differentiated view by staying close to facts, incentives, and the disconfirming case.
Popular entry pointLessons from Alex SacerdoteA high-signal path into venture investing, capital formation, and the judgment behind early-stage bets.
Market cyclesLessons from Stanley DruckenmillerRead market regime, asymmetry, and the discipline of changing your mind when the evidence changes.
What These Profiles Cover
Key themes across the profiles.
How investors turn an uncertain future into a set of explicit expectations and tradeoffs.
How to protect against permanent loss without confusing safety with inactivity.
How incentives, liquidity, and narrative move markets through recurring regimes.
How conviction, downside, and time horizon shape the size of a decision.
How to form a view that is genuinely your own before the crowd validates it.
Durable Reading
Keep going beyond the profiles.
Essays on how investors frame decisions, markets, and durable advantage.
A practical look at the evidence and judgment behind an investment decision.
Strategy NoteThe Strategy Idea MazeWhy finding the right path matters more than pretending the path was obvious.
Strategy NoteDo Great Companies Stay Great?A useful question for thinking about durability, reinvention, and the limits of history.
Complete Directory