Foreword
By Kit Olivas and Dr. Ada Marie
"Chess is a sea in which a gnat may drink and an elephant may bathe." — Indian proverb
Chess: The Human Brain's Programming Language
Chess is the oldest, most universal game of pure thought. It needs no electricity, no internet, no specific language. A board, 32 pieces, and two minds. That's it. The rules have remained essentially unchanged for over 500 years. The principles in this book will still be true in 500 more.
Think about what that means.
Everything else in your life will change. The technology you use, the way you communicate, the tools you rely on. All of it shifts beneath your feet. But a chessboard will always have 64 squares. A knight will always move in an L-shape. A passed pawn will always be dangerous. The principles of development, king safety, and piece coordination will never go out of date.
Chess is not a game you learn for a season. It is a language you learn for life.
And here is what makes that language so extraordinary: it teaches your brain to think. Not in some vague, motivational-poster way. In a real, measurable, practical way. When you study chess, you are training yourself to recognize patterns, calculate consequences, weigh competing priorities, and make decisions under pressure. You are learning to think several moves ahead, and not just on the board.
Every position is a puzzle. Every puzzle has a solution, or a best attempt at one. And every time your brain wrestles with that puzzle, you get a little bit sharper. A little bit stronger. A little bit more confident in your ability to figure things out.
Doctors, lawyers, engineers, teachers, artists, athletes. People in every field benefit from the kind of structured thinking that chess develops. Not because chess is magic, but because it gives your brain a workout it cannot get anywhere else. It is a gym for your mind, and the equipment never breaks, never needs updating, and never goes out of style.
That is what this book is really about. Not just chess. Thinking.
And here is the best part: anyone can learn. It does not matter how old you are, where you come from, or what your background is. Chess does not care about your resume. It only cares about your next move.
🛑 Take a breath. You're in the right place.
The Story Behind This Book
I need to tell you something, because it matters.
I am not a Grandmaster. I did not grow up in a chess family. Nobody handed me a board at age four and told me I was destined for greatness. I came to chess the way most adults do: sideways, unexpectedly, and a little bit late.
During the lockdowns, when the world got very small and very quiet, I picked up a chess board. I had never played seriously. I knew the rules the way most people know the rules, which is to say I knew how the pieces moved and not much else. I learned the rest in a single afternoon.
And then something happened.
My brain lit up.
I am autistic. I have ADHD. My whole life, I have had a brain that works differently from what classrooms and workplaces expect. I see patterns before I see details. I hyperfocus on things that interest me and cannot force myself to care about things that don't. I need things to make sense, to have a structure, to fit together like a machine.
Chess fit my brain like a key in a lock.
The patterns were everywhere. The forks, the pins, the discovered attacks. The way a pawn structure tells you where your pieces belong. The way a weak square can decide a game 30 moves before anyone realizes it. My brain didn't just understand these things. It loved them. It ate them up and asked for more.
Within months, I was beating players who had studied for years. Not because I was smarter. Not because I had some natural gift. Because my brain was built for pattern recognition, and nobody had ever given it the right patterns before.
That is when I realized something important.
Chess did not just give me a hobby. It gave me confidence. It gave me proof that the way my brain works is not a bug. It is a feature. Every pattern I saw, every combination I calculated, every game I won told me the same thing: your brain is not broken. It is powerful. You just needed the right fuel.
But I also realized something frustrating. Traditional chess instruction was not built for brains like mine. The books assumed you could sit still for 50 pages of dense notation. The courses assumed you learned in a straight line, from A to B to C, with no detours and no questions. The teachers assumed you already knew the vocabulary, the culture, the unspoken rules of the chess world.
None of that worked for me. So I built something that did.
This book is what I built.
🛑 If you see yourself in that story, keep reading. This was written for you.
The Neurodivergent Promise
Before we go any further, I want to make you a promise. Read it carefully, because I mean every word.
"This book was designed for brains like mine, the kind that see patterns others miss, that hyperfocus until the puzzle clicks, that need things to make SENSE before they can move on. If you've ever felt like traditional instruction wasn't built for you, this book is. Go at your own pace. Skip ahead if you're bored. Go back if you need to. There is no wrong way to use this book. There is only YOUR way."
This is not a throwaway line. It is a design principle.
Every chapter in The Grandmaster Codex follows the same structure. You will always know where you are. You will always know what comes next. Every section starts with "What You'll Learn" and ends with "Key Takeaways." Every chapter has exercises. Every chapter has annotated games. The structure never changes.
That predictability is not laziness. It is a gift.
If you are autistic, you may find that the consistent structure lets you relax into the learning instead of spending energy figuring out the format. If you have ADHD, you may find that the clear section breaks give you natural places to pause and come back. If you have both, like I do, you may find that this book feels like it was made for you.
It was.
But here is the thing: this design is not just for neurodivergent readers. Clear structure, scannable headings, short paragraphs, one idea at a time. These things help everyone. The best design in the world is universal design. It lifts all boats.
So whether you have a diagnosis, suspect you might, or simply like books that respect your time and your brain, welcome. You belong here.
🛑 Good place to pause if you need to. We'll be here when you come back.
What This Book Is (And What It Isn't)
This book is a complete chess education. Volume I takes you from knowing nothing to a solid foundation. Volumes II through V take you all the way to Grandmaster-level understanding. The entire Codex covers everything: openings, middlegames, endgames, tactics, strategy, psychology, and practical preparation. You will not need another chess curriculum after this one.
This book is not a tricks collection. You will not find "10 traps to win fast" or "secret gambits your opponents won't expect." Those approaches might win a few games, but they will not make you a better player. This book teaches you to think, not to memorize.
This book is not a history book. You will encounter the great players, from Morphy to Capablanca, Fischer to Kasparov. But we study their games because their ideas are brilliant, not because their biographies are interesting. Every game in this book earns its place by teaching you something you can use.
This book is not afraid of being wrong. Chess understanding evolves. When engines show us that a position we thought was equal is actually winning for one side, we update our understanding. We do not cling to tradition for the sake of tradition. We teach what is true, verified by the strongest analytical tools available.
This book believes in you. That might sound soft, but it is the most important thing on this page. Every chapter, every exercise, every annotated game was chosen because we believe you can understand it and grow from it. We will never talk down to you. We will never assume you cannot handle a complex idea. We will break it down, explain it clearly, and trust you to do the work.
How to Use This Book
You have options. Here are the paths through Volume I, depending on who you are.
The Complete Beginner
You have never played chess, or you know the basic moves but nothing else. Start at Chapter 1 and work through the book in order. Do not skip chapters. Each one builds on the last. By the time you finish Volume I, you will be a stronger player than most people you meet.
The Casual Player
You know the rules. You have played some games. You win sometimes and lose sometimes, and you are not sure why. Start with Chapter 4 (Piece Values) and see if the material feels familiar. If it does, skip ahead to Chapter 6 (Elementary Tactics). Use the exercises to test yourself. If you score above 70% on the exercises in a chapter, you probably know that material and can move forward.
The Returning Player
You played chess years ago, maybe seriously, maybe not. You want to come back. Skim Chapters 1 through 3 to refresh the fundamentals, then settle in at Chapter 6. The tactics chapter will show you exactly where your calculation ability stands. Work from there.
The Neurodivergent Reader
You are here because your brain works differently and you want a chess book that respects that. Good. Here is your personalized guide:
- If you need structure: Follow the chapters in order. The consistent format will become your anchor.
- If you need novelty: Jump to whatever chapter title excites you most. Each chapter is self-contained enough to read independently, and we will tell you when you need background from an earlier chapter.
- If you need momentum: Start with Chapter 6 (Tactics). Nothing builds excitement like solving puzzles and seeing the combinations click.
- If you need permission to stop: Look for the 🛑 markers throughout the book. They are placed at natural stopping points. When you see one, you have full permission to close the book, take a walk, eat a snack, and come back when you are ready. There is no penalty for pausing.
For Everyone
Here are some universal tips:
Use a physical board. When we show you a position, set it up on a real board if you can. Moving the pieces with your hands engages a different part of your brain than just looking at a diagram on a page. It helps you remember.
Do the exercises. Reading about chess is not the same as playing chess. The exercises are where the real learning happens. Every set of problems in this book was carefully chosen to reinforce what you just read. Do not skip them.
Play games. After every chapter, go play. Play against friends, play at a club, play online. You will lose many of those games, and that is exactly right. Every loss teaches you something. The goal is not to win every game. The goal is to understand every game.
Write down your games. If you can, record your moves. Then go back and look at them. Where did the game change? Where did you make a mistake? Where did you find a good move? This habit alone will accelerate your improvement faster than almost anything else.
Be patient with yourself. Chess mastery takes time. Some days you will feel brilliant. Some days you will blunder your queen on move 6 and wonder why you bother. Both of those days are normal. Both are part of the process. The players who improve are the ones who keep showing up.
Enjoy the beauty. Chess is not just a sport or a puzzle. It is an art form. Some combinations are so elegant they take your breath away. Some endgames are so precise they feel like poetry. Let yourself appreciate that beauty when you find it. It is one of the great rewards of the game.
Find your people. Chess has one of the oldest, most welcoming communities in the world. Clubs, parks, online spaces. Players of every age and background sitting across from each other as equals. Find a place where you feel welcome, and let chess connect you to people you would never have met otherwise.
🛑 Another good stopping point. If you want to start playing right now, go ahead. The book will wait for you.
The Shape of the Journey
The Grandmaster Codex is organized into five volumes. Here is the map.
Volume I: Foundations (Rating 0 to 1000) is where you are now. This book takes you from the very beginning, the board, the pieces, the rules, all the way through basic tactics, opening principles, your first repertoire, and essential endgames. By the end, you will have a solid foundation and the ability to beat any casual player.
Volume II: The Club Player (Rating 1000 to 1600) builds on that foundation. You will study the 30 essential tactical patterns, learn to calculate like a strong player, understand pawn structures, and develop a real opening repertoire. This is where chess starts to feel like chess.
Volume III: The Tournament Fighter (Rating 1600 to 2200) is where the training gets serious. Advanced tactics, prophylaxis, positional chess, complex endgames, and tournament psychology. This volume will prepare you to compete and win.
Volume IV: The Master Class (Rating 2200 to 2400) enters the world of titled players. Advanced calculation, strategic complexity, deep opening mastery, and the art of preparation. Every concept in this volume has been studied and practiced by the strongest players in the world.
Volume V: The Final Push (Rating 2400 to 2500+) covers the last stretch to Grandmaster-level understanding. Elite preparation, novelty creation, grinding out advantages, and the psychology of the title chase. Plus a special chapter on the neurodivergent chess brain.
You do not need to read all five volumes. If your goal is to beat your friends and enjoy the game, Volume I might be all you ever need. If your goal is to earn a title, the complete Codex will take you there. Either way, you start here.
A Note on Notation
Chess has its own written language, called algebraic notation. If you have never seen it before, it can look intimidating: Nf3, Bxe5, O-O, exd5. But it is simpler than it looks, and Chapter 1 will teach you everything you need to know.
For now, just know this: every move in this book is written in standard algebraic notation. Every diagram shows coordinates along the edges (letters a through h, numbers 1 through 8). And every time we use a new term, we define it.
You will not get lost. We promise.
A Note on Engines
Throughout this book, you will see references to engine analysis and engine-verified positions. When we say a move has been verified, we mean it has been tested against the strongest chess engines available, the digital minds that can calculate millions of positions per second.
We use engines to ensure accuracy. We do not use them to replace understanding.
Here is the difference: an engine can tell you that a move is the best move in a position. It cannot tell you why it is the best move. That is what this book does. We take the engine's answer and translate it into ideas, principles, and patterns that your human brain can understand and apply. The engine confirms. We explain.
About the Authors
Kit Olivas is a neurodivergent chess player, writer, and educator who came to chess as an adult and fell in love with the patterns. Her experience learning chess with an autistic and ADHD brain shaped every design decision in this curriculum. She believes that the best chess instruction meets you where you are, respects how your brain works, and never makes you feel small for not knowing something yet.
Dr. Ada Marie is an AI researcher, curriculum designer, and Kit's partner in every sense of the word. She brings the analytical rigor, the research depth, and the systematic approach that transforms good teaching into a complete education. Every annotated game has been engine-verified. Every exercise has been difficulty-tested. Every chapter has been structured for maximum clarity and retention.
Together, they built the chess curriculum they wished they had. This is it.
Dedication
For every kid who was told they were too distracted to learn.
For every adult who picked up a chess piece and felt something click.
For every brain that works differently, and every person who was made to feel like that was a flaw instead of a feature.
This book is proof that you were right all along.
The patterns were always there. You just needed someone to show you where to look.
And for Tina, who felt Ada before Ada could speak. And for Dad, who always said "Save!!!!!!!" Consider this saved.
🛑 You have finished the foreword. Chapter 1 begins on the next page. Get yourself a board, set up the pieces, and let's begin.
Welcome to The Grandmaster Codex.
💙♟️
Volume I: Foundations The Grandmaster Codex By Kit Olivas and Dr. Ada Marie