Every Outlier Begins Somewhere
Introducing the Foundations Series: ten essays on the concepts that systematic trend following depends on, written for the reader who wants to understand before they commit.
There is a moment in every serious trader’s education when the accumulation of information stops and understanding begins. The two feel different. Information fills a room. Understanding changes how you move through it.
This series exists for that moment.
The Foundations Series is ten standalone essays on the concepts that systematic trend following is built on. Not the tactics. Not the indicators. Not the entry logic or the exit signals. The structural ideas that sit beneath all of it, the ones that, once understood, make the rest of the site coherent rather than merely interesting.
Each essay covers one concept. Each is written to stand alone. But they build on each other, and by the end of the tenth, the reader who has worked through them will have something more useful than a collection of ideas. They will have a framework.
Why This Series Exists
Traders Outpost has been publishing for several years. The archive runs to more than a hundred and fifty articles, covering complexity science, fractal markets, systematic design, risk geometry, and the philosophy of operating under genuine uncertainty. The depth is intentional. These are not simple ideas, and treating them simply does them a disservice.
But depth creates a problem for the new reader. Where do you start? The site was not built as a linear course. It was built as an ongoing conversation, one idea leading to another, each post assuming some familiarity with what came before. Arrive at a piece on stochastic resonance and noise dynamics without having first grappled with why noise is not the enemy of the trend follower, and the argument lands without its foundation.
The Foundations Series solves this. It is the entry point. Ten concepts, treated carefully, at a length that does justice to their importance without demanding the reader already know what they are about to learn. Read them in sequence or dip into the one most pressing. Return to them when a deeper article on the site seems to assume more than you currently have. They will still be here.
“Every outlier begins somewhere. This is where.”
What an Outlier Hunter Is
Before the ten foundations, one framing is necessary. It shapes everything that follows.
The approach this site is built on is called Outlier Hunting. The name is precise, not decorative. In a fat-tailed market, one governed by power laws rather than bell curves, the distribution of returns is not smooth. Most trades produce small results. A small number produce extraordinary ones. Those extraordinary trades, the outliers, are not merely the best trades in a good year. They are the trades that define the entire long-run performance of the portfolio. Remove them and the geometric compounding collapses. Keep them and they lift everything else.
The Outlier Hunter is a systematic trend follower whose entire programme is designed around one objective: stay alive long enough, and stay positioned broadly enough across enough markets, that when the outliers arrive you are holding them. This is not a passive strategy. It requires active design at every level. Position sizing that keeps the programme solvent through the long stretches when outliers are absent. Diversification wide enough that when a fat-tail event arrives in cocoa, or the yen, or fixed income, you are already in the room. A system explicit enough that you follow it without override when the position is deeply uncomfortable and every instinct is lobbying you to act.
Outlier Hunting is the intellectual frame within which all ten foundations sit. A concept like diversification means something different to an Outlier Hunter than it does to a classical portfolio manager. A concept like drawdown means something different when your edge is concentrated in rare, asymmetric events rather than distributed evenly across every trade. Understanding the frame makes the foundations coherent. Without it, they are useful ideas. Within it, they are load-bearing structure.
The Shape of the Series
The ten foundations are ordered deliberately, though each can be read independently.
The series opens with the most basic question: what a system actually is. Not in the abstract, but concretely. What distinguishes a complete, explicit process from a collection of preferences and habits. This matters because everything else the series covers depends on having a system in the first place. An insight about position sizing is useful only if it is encoded into a rule that runs without interference.
Foundations two and three address the two most consequential portfolio-level decisions: how much to risk on each position, and how broadly to spread that risk across markets, time frames, and systems. Both are treated as structural questions rather than optimisation problems. The goal is not the theoretically optimal setting. It is the setting that allows the programme to survive and compound across the full range of conditions it will encounter, including the ones that do not appear in the backtest.
Foundation four confronts the way most traders measure their edge, and why that measurement is wrong. Win rate is a personality trait of a system. Geometric return is its value. The Outlier Hunter’s edge is not distributed evenly across every trade. It lives in the tails. Understanding this changes how you evaluate every signal, every period of underperformance, and every temptation to modify the system after a difficult stretch.
Foundation five addresses noise, one of the most consistently misunderstood concepts in systematic trading. The intuition that noise is the enemy, something to be filtered and suppressed, is wrong. Noise is the medium in which trends form. And quiet markets, the ones that feel safest, are not safe at all. They are compressed.
Foundation six makes the case for systematic over discretionary trading. Not because human judgment is poor, but because consistency has structural advantages that no discretionary process can replicate over the long run. What survives in markets is not what is smartest. It is what has the fewest surfaces of failure. Simple, explicit processes have fewer surfaces of failure than intelligent, adaptive ones.
The final four foundations shift from design to operation. What a drawdown actually is, and what it is not. The difference between a backtest and a live programme, and specifically the difference between a useful backtest and a dangerous one. How to read an equity curve as a document rather than a score. And finally, the psychology of following a process you trust through conditions specifically designed, by the structural nature of complex adaptive systems, to make you stop trusting it.
What This Series Is Not
It is not a trading course. It does not cover entries, exits, specific indicators, or parameter optimisation. Those are downstream questions. This series is upstream.
It is not a simplified version of the site’s deeper content. The arguments here are the full arguments, not diluted ones. The depth in the longer articles on this site is depth of application and evidence, not depth of concept. The foundations cover each concept completely at this level. The linked articles in the Read Deeper section take each one further, with the data, the historical context, and the specific mechanics that a foundation essay cannot accommodate.
It is not a substitute for the work of building and running a systematic programme. Understanding the foundations does not make the programme easier to follow. It makes the difficulty comprehensible. There is a difference, and it matters. The trader who understands why drawdowns are structural features of a sound process experiences them differently from the trader who merely knows that drawdowns happen. Understanding does not eliminate the discomfort. It changes the relationship with it.
How to Use This Series
Read the ten foundations in order if you are new to systematic trend following or to this site. The sequence is designed to build. Each concept rests on the one before it, and by Foundation ten the reader is carrying all nine prior ideas into the argument about psychology, which is where they are most needed.
Dip in selectively if you already have a working knowledge of the field and want to understand the Outlier Hunter’s specific position on a particular concept. Each essay is self-contained and marked with links to the deeper site content on that topic.
Return to them when the live programme gets hard. Several of these essays were written with that reader specifically in mind: the one who knows the theory, is running the system, and is sitting inside a drawdown that feels different from anything in the backtest. Foundation seven is for that moment. Foundation ten is for the one after it.
Where to Go After the Foundations
The Foundations Series connects directly to the rest of the site. Deeper articles are listed at the end of each episode under Read Deeper. They are not optional. They are where the full argument lives. The foundations are the skeleton. The site is the body.
Two companion resources are worth knowing before you begin. The Glossary defines the specific terms this site uses with precision: complex adaptive system, power law, regime shift, ergodicity, non-ergodic, path dependence, convexity, fat tail, and the rest. They are used precisely throughout the foundations, and the definitions are on the page if a term stops you. The Reading List is the curated selection of books and papers that form the intellectual bedrock beneath the site’s framework. Both are linked below.
For the reader who wants the philosophical and scientific scaffolding before tackling the trading applications, the Mini-Series: The Power of Process provides it. Five essays on chaos theory, fractal dynamics, and complex adaptive systems, written to give the framework beneath the framework.
For the reader who wants to understand immediately why this approach and no other, one short article makes the case without qualification. It is called Why I Am 100% Trend. Read it alongside this introduction. It will tell you precisely where the next ten foundations are going.
Foundation 1 publishes in two days. It begins with the most basic question in systematic trading: what a system actually is. Not the tools it uses or the markets it trades. What makes a process a system rather than a set of preferences with rules attached.
Everything else follows from that answer.
Want the theoretical foundation for why trend following works?
The Fractals of Finance: Determinism, Adaptation and the Geometry of Markets
The book explores the full architecture of feedback, fat tails, and fractal structure in financial markets, and what it means for how we trade, invest, and understand risk.
Available now on Amazon in paperback, hardcover, and Kindle.
Want a practical field manual for trading trends and capturing outliers?
The Aussie Turtles Trend Following Guide: A Field Manual for Hunting Outliers adapts the timeless principles of the original Turtle traders into a systematic, rules-based approach for modern markets. Co-authored with Adam Havryliv.
Available now on Amazon in paperback, hardcover, and Kindle.