Don't just read it, Master it
MasterTheBook is an AI study coach that turns the books you finish into knowledge you can recall, explain, and use — built on retrieval practice, adaptive spacing, and honest self-calibration.
Readers who tested themselves recalled 61 % a week later vs. 40 % for re-reading alone . MasterTheBook is built around that gap.
Scholar is $39/mo (about $29/mo annual). 14-day money-back guarantee. Free preview of Meditations — account, no card.
Built on the cognitive-science evidence base
Now in the library
19 titles. 2,744 questions. 125 concepts mapped to the books.
How it works
Reading puts ideas in front of you. These three move them into memory you can reach under pressure. Each one is settled science — and each is run by an AI coach woven into the method: it grades what you write, hints when you stall instead of handing over the answer, and decides what comes back next. Not a chat window you have to interrogate.
01 · Retrieve
Karpicke and Blunt (2011) showed that students who practiced retrieving material outperformed those who reread it and those who built elaborate concept maps on a later test. Every book ships with real retrieval questions climbing a five-stage Transfer Ladder — from recall to critique, not multiple-choice trivia.
02 · Space
Ebbinghaus mapped the forgetting curve in 1885; Cepeda et al. (2008) confirmed that spreading review across sessions always beats cramming for durable recall. Your AI coach schedules each concept’s return adaptively — based on how you actually performed, not a fixed calendar — so review lands when it does the most work.
03 · Calibrate
Koriat and Bjork (2005) documented the “illusion of knowing” — rereading feels like learning while leaving real recall untouched. You rate your confidence before each answer; the mastery dashboard shows where conviction and accuracy diverge, so you study the gaps instead of the comfortable parts.
Want all 10 Laws — with citations and the implementation notes for each? See the science page. For how-to articles and honest tool comparisons, start with Guides and Compare.
60 seconds · no account
Pick an option from a live curriculum item, then read the real explanation — retrieval before explanation, the same loop the coach runs on every chapter.
Try one question — no signup
From Meditations
The Stoic term ‘prohairesis’ refers to:
Inside one book
This is not a summary or a stack of notes. It’s a structured course your AI coach runs with you, chapter by chapter — grading what you write and adapting to the concepts you miss.
MeditationsBy Marcus Aurelius
The central question
“How should a rational being live when nothing external is within their control, time is short, and the universe is indifferent to personal desires?”
Every MasterTheBook curriculum is anchored to one question the book is actually trying to answer. You return to it at the end of every chapter.
7
Concepts mapped
12
Chapters
133
Retrieval questions
5 / book
Transfer Ladder stages
Part E · Short answer · sample retrieval question
“Explain the difference between Stoic ‘indifference’ and ‘not caring.’ Why does this distinction matter for understanding Marcus?”
You answer in your own words, rate your confidence, then your AI coach grades your response against the chapter's rubric and schedules the next review.
What you can do after the cycle
Each is a rung on the Transfer Ladder — the five-stage climb from recall to critique that every MasterTheBook curriculum is built around. See Start free preview of Meditations →
How the AI coach works
This is the part a summary app and a chat window both skip. The coach captures what you’re reading for, makes you produce the answer before it explains, grades what you write against the rubric, and brings each idea back just before you’d forget it — the same class of AI you already use, wired into a method instead of a chat box.
Before you read
The coach opens by asking what you want out of the book and what you already believe about its central question — then sets a pace-aware plan against that goal. It also asks you to predict how you will do, because writing down a prediction before you start is what exposes the gap between feeling informed and being informed .
While you study
Every chapter ends with retrieval before any explanation or unlock — across 2,744 questions written along the five-stage Transfer Ladder, not generated on the fly. You answer in your own words; the coach grades against the rubric and, when you stall, gives a Socratic hint rather than the answer. During a graded check it goes hint-only — it nudges, but won't reveal — so your score reflects what you know, not what the assistant volunteered. Effortful retrieval is harder than re-reading, and that is exactly why it sticks .
After the session
The coach generates spaced review on the concepts you are weakest on — timed adaptively to when you are about to forget, not on a fixed calendar — and narrates where each idea sits on the ladder. On Master, a spoken oral exam and a graded capstone turn “I mastered this” into something you can demonstrate, because producing knowledge under pressure exposes what quiet recognition hides .
By the numbers
Every number is read live from the registry — never frozen into a brochure. The catalog grows steadily, so these move.
19
Books with a complete mastery curriculum — starting with the public-domain canon, growing as new titles clear the publish gate.
2,744
Retrieval-practice questions across the library, climbing the Transfer Ladder from recall to critique.
125
Core concepts explicitly mapped, with definitions, claims, and known limits.
212
Chapters each carrying a full retrieval-and-coaching cycle.
We don’t publish retention or outcome statistics yet. The method rests on decades of cited research — Roediger & Karpicke (2006), Cepeda et al. (2008), Bjork & Bjork (2011), Koriat & Bjork (2005) — and we’ll share our own cohort results when we have real ones, not before.
Pricing
Every plan includes the full method — retrieval practice, adaptive spacing, calibration, and AI coaching sessions. The tiers differ in coaching depth and reach.
For the reader who finishes about a book a month.
$180 billed annually
For the professional whose work runs on what they learn.
$348 billed annually
For the expert who gets paid to retain what they read.
$708 billed annually
Coaching sessions are guided study conversations — a chapter walk-through, an application drill, or a synthesis review. Annual billing lowers every tier. Custom PDF uploads are coming soon to Scholar and Master. 14-day money-back guarantee from your first charge. Existing per-book purchases are grandfathered — nothing you’ve already bought disappears.
The Field Guide
The exact framework MasterTheBook is built on. Plain language, real citations, no upsell at the end. Read it once and you’ll never re-read a book the same way again.
We'll email the PDF — attached, no login required. Instant download if delivery fails.
Start now
1 · Free preview
Free preview — no card. Create an account and study one sample book end to end with limited AI coaching.
2 · Every paid plan
Any paid plan unlocks the full library and the complete coaching method — AI-graded retrieval practice, spaced review, and mastery checks on every book. Scholar adds cross-book synthesis; Master adds the oral exam and capstone grading.
3 · Guarantee
14-day money-back guarantee from your first charge.
Don't just read it, Master it.