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How to understand a difficult text
A hard text becomes readable in four moves. First, spend ten minutes on the background of the topic before you start. Second, take each long sentence one clause at a time, instead of all at once. Third, turn each heading into a question. Fourth, cover the passage and explain it back in your own words before you read on.
Key points
- A text feels hard mostly when you lack the background to place a new fact in.
- Immediate memory holds about seven chunks at once (Miller, 1956). One clause at a time gives a long sentence fewer and larger chunks.
- A heading turned into a question gives your read a target.
- An explanation in your own words finds the part you do not yet understand.
- A second read with no new strategy rarely fixes the first read.
Why does a text feel hard to understand?
A sentence is not hard on its own. A sentence is hard against a particular reader's background. A doctor reads a case report with ease and a legal contract with difficulty. The words in each document sit at a similar level. The difference is the store of facts that the reader already holds, ready to link to a new one.
- Prior knowledge
- The facts and the connections between facts that a reader already holds about a topic. A new sentence attaches to this store, or it floats free and fades within minutes.
Two other pressures make a text feel harder than its content requires. A sentence with four clauses asks you to hold four ideas in mind at the same time, before any of them connects to something you know. A page with no visible structure gives you no place to rest your attention between ideas. Both problems have a direct fix, and the sections below give each fix in turn.
How do you prepare before you read a hard passage?
Ten minutes before the passage buys more than ten minutes inside it. Read one short overview of the topic first: a summary paragraph, a glossary entry, or one paragraph from a simpler source. The goal is not mastery. The goal is a small set of names and terms that the hard text can then attach new detail to.
| First move | What it does | What it misses |
|---|---|---|
| Reread the passage straight away | Feels productive, and costs little effort to start. | Rated low utility in a large 2013 review; adds little without a new strategy. |
| Skip ahead to an easier section | Keeps momentum through the rest of the text. | Leaves the hard passage unread, so a later section that depends on it also fails. |
| Look up every unfamiliar word | Removes one clear source of confusion. | Breaks your attention on almost every line, and a word is rarely the real block. |
| Build ten minutes of background first, then chunk and question the passage | Gives new facts a place to attach, and gives your attention a target. | Costs ten minutes that a rereader saves at first. |
A short background pass also lowers the number of new names in one sentence. A sentence that names three unfamiliar terms asks a reader to learn three definitions and one relation between them, all at once. The same sentence, read after ten minutes of background, asks the reader to learn one relation, because two of the three terms are already familiar.
How do you break a hard sentence into pieces?
Immediate memory holds a small number of chunks, and not a small number of words. A chunk is one unit that you already treat as a whole: a name, a familiar phrase, a short clause you can restate in one breath. A famous 1956 paper found that a small number of chunks, and not a small number of words, sets the limit on what a reader holds in mind at once. A long sentence read as one block asks you to hold every word in it at the same time. The same sentence, read one clause at a time, asks you to hold only a few.
A worked example, in five steps
- Read the heading, or the first sentence of the paragraph. Turn it into a question you expect the paragraph to answer.
- Read the paragraph once, at a normal pace. Mark each clause you do not follow, but do not stop there.
- Return to a long sentence. Split it at each comma and each conjunction, into its separate clauses, and take one clause at a time.
- Cover the paragraph. Say the answer to your question, in your own words, in one or two sentences.
- Uncover it. Check the parts you missed. Read the paragraph once more, aloud, only if you missed the main point.
Step four is the part that a straight reread skips. An explanation forces you to produce the idea instead of recognising it on the page, and production is what finds the gap.
How do you check that you understood a section?
A feeling of familiarity is not proof of understanding. A passage that you have looked at twice starts to feel familiar even when your grasp of it has not moved. The check that works is the same one that step four above uses: close the text, and produce the point in your own words. If the words come out easily and in full sentences, the section is understood well enough to move on. The guide on how you know if you understand something gives four more ways to run this check.
A related question follows: does the mytetz reader help with this? The product lets you select a phrase inside a passage and ask for an explanation of that phrase, at the level you choose. That is a tool for the moment you get stuck on one term or one clause. It does not replace the four-step method above; it removes one obstacle, the unfamiliar phrase, so that the rest of the method has less friction.
What does the research show?
The limit on immediate memory
George Miller's 1956 paper, "The Magical Number Seven, Plus or Minus Two", set out evidence that immediate memory holds about seven items at once, and that the limit applies to chunks of information and not to raw bits. A reader who groups a hard sentence into fewer, larger chunks keeps more of the sentence in mind while working through it.
Why a straight reread adds little
A 2013 review of ten study techniques rated rereading as low utility, next to summarisation, highlighting and underlining, the keyword mnemonic, and imagery use for text learning. The review rated practice testing and distributed practice as high utility. Producing an answer, as in step four of the method above, is a form of practice testing applied to one paragraph rather than to a whole course.
What production finds that recognition misses
A 2006 experiment compared students who reread a passage four times against students who studied it once and then took three recall tests on it. One week later the tested group recalled 61% of the passage and the reread group recalled 40%. On an immediate test, five minutes after study, the order reversed: the reread group scored 83% and the tested group scored 71%. The lesson for a hard passage is the same lesson at a smaller scale: a straight reread helps for the next few minutes, and an explanation you produce yourself helps for longer.
Sources
- Miller, G. A. (1956). The Magical Number Seven, Plus or Minus Two. Psychological Review, 63(2), 81–97. doi:10.1037/h0043158
- Dunlosky, J., Rawson, K. A., Marsh, E. J., Nathan, M. J., & Willingham, D. T. (2013). Improving Students' Learning With Effective Learning Techniques. Psychological Science in the Public Interest, 14(1), 4–58. doi:10.1177/1529100612453266
- Roediger, H. L., III, & Karpicke, J. D. (2006). Test-Enhanced Learning. Psychological Science, 17(3), 249–255. doi:10.1111/j.1467-9280.2006.01693.x
Common questions
What do I do about one word I do not know?
Guess its meaning from the rest of the sentence first, and mark it. Look it up only after you finish the paragraph. A pause on every word breaks your grasp of the whole sentence more than a wrong guess does.
Is a second read ever a good idea?
Yes, with a change of strategy. A straight second read is rated low utility. A second read that follows a self-test, and that targets only the parts you missed, is a different act and a useful one.
Can a text stay too hard, no matter what you do?
Yes. A text that assumes a prerequisite you do not have will stay hard until you find that prerequisite. Read a simpler source on the same narrow point first, then return.
How is this different from "how to study on your own"?
This guide covers one hard passage in front of you now. The guide on how to study on your own covers the full loop across a whole course: what to do before, during and after every session.
Where do you go next?
- How to study on your own — the full six-step loop that this method fits inside.
- How to test yourself while you read — four ways to run the check in step four above.
Start with a topic
Try the four-step method on a topic that has a reputation for being hard. Read one short step, then select a phrase to ask for an explanation of it.
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