How to Take Literature Notes You'll Actually Reuse (The 6-Field System)

You've read the paper. You even highlighted it, maybe scribbled half a page of notes. Then, three months later, you sit down to write your literature review — and you open the same PDF and read the whole thing again, because your notes told you nothing you could actually use.

If that sounds familiar, you're not lazy and you're not bad at this. You were just taking the wrong kind of notes.

I finished my PhD on schedule and published 20 papers, and I can tell you honestly: I'm a fairly average researcher. I don't read faster than you. What changed for me wasn't reading more — it was learning how to take literature notes that I could drop straight into a draft without re-reading the source. That's the whole game, and this post hands you the exact template I use.

Why most literature notes fail

Here's the uncomfortable truth about the notes most of us were taught to take: they're transcription, not extraction.

You read a sentence that sounds important, so you copy it down — or paraphrase it lightly — and move on. It feels productive. But you've just made a slightly worse copy of the paper. When you come back later, your note has the same problem the paper had: it's a wall of content you have to read through to find the one thing you need.

The failure isn't effort. It's the goal. If your goal while reading is "capture what this paper says," you'll end up with a private, lower-quality version of every paper you read. That doesn't help you write — it just doubles your reading.

📄 Free template: I packaged the exact system in this post into a free kit — "From Notes to First Draft" — that turns your literature notes into a written section, not just a tidier pile of notes. Subscribe to phd-compass and subscribe and you gain access. It's the bridge between reading and actually writing.

The fix: read like you're searching, not absorbing

The single shift that fixed my notes was this: reading is searching for reusable building blocks, not absorbing content.

A paper isn't a body of information to receive passively. It's a quarry. You're walking in with a specific job — to find materials you can extract and recombine into your own argument later. Once you frame reading that way, you stop trying to capture everything and start hunting for specific, reusable things.

What are you hunting for? In practice, most of what's worth extracting from any academic text falls into six types:

• Theories — explanatory frameworks: how does the author account for the phenomenon?
• Definitions — how a key term is being used, and what that definition quietly excludes.
• Arguments — a claim plus the reasoning behind it.
• Counterarguments — challenges to a position, including ones the author raises only to dismiss.
• Examples — a concrete case that illustrates an abstract claim.
• Facts — an empirical finding, statistic, or established observation.

Not every paper gives you all six, and that's fine. Knowing the types just lets you recognize a building block when you see one, instead of reading the whole thing hoping something sticks.

One practical habit makes this work: before you open the paper, write down the questions you want it to answer. That single step turns passive reading into directed extraction. Your questions tell you which building blocks you're looking for in this paper — and they keep you from highlighting everything.

The 6-field note system (the part to copy today)

Searching gives you the right mindset. But for empirical papers — the studies that fill a literature review or a thesis — you also need a fixed shape for the note, so every study comes out comparable to every other study.

This is the heart of the system. For each study you read, record (In a physical or digital notebook) exactly six fields:

1. Reference

The full citation. Do it first, do it completely, so future-you never has to go hunting for it. How-to: paste the formatted citation straight from your reference manager before you write anything else.

2. Research questions

What the study was actually trying to answer. How-to: find this in the last paragraph of the introduction and write it in one plain sentence — not the authors' phrasing, yours.

3. Variables

What was measured: independent, dependent, and any covariates. How-to: list them as variables, not prose. "IV: X. DV: Y. Covariates: A, B." This is what makes notes comparable across studies.

4. Sample

Who was studied. How-to: note the size, how they were recruited, and the key descriptive characteristics (age range, population, setting). Recruitment matters more than people think — it's often where a study's limits live.

5. Analyses

What statistical or analytical approach was used. How-to: name the method in a few words ("multilevel regression," "thematic analysis"). You're not re-deriving it — you're tagging it so you can group studies by approach later.

6. Findings

What the results showed. How-to: write the result, not the discussion about the result. One or two sentences. Keep the authors' interpretation separate from what they actually found.

Why these six and not others? Because a note shaped this way drops directly into a comparison table when you write your methods or results section — without reopening the PDF. That's the test of a good literature note: you can read it a year later, understand it without the source, and use it. (This is the six-field structure I use myself.)

A note on voice: write these in full sentences, in your own words, and include the citation inside the note. Bullet fragments you copied from the abstract will read like noise in six months. A sentence you wrote yourself will still make sense.

A quick worked example

Here's what one looks like, filled in (details invented purely to show the shape — not from a real study):

• Reference: (Author, Year). Title of the study. Journal Name. — placeholder
• Research questions: Does a structured note-taking intervention improve thesis-chapter completion rates in early-career researchers?
• Variables: IV: note-taking method (structured vs. free-form). DV: time-to-first-draft. Covariates: prior publications, hours read per week.
• Sample: 120 PhD students, recruited via two university mailing lists; mixed disciplines; years 1–3.
• Analyses: Linear regression with the covariates above.
• Findings: The structured group reached a first draft sooner; the effect held after adjusting for prior experience.

Notice what you don't have to do with this note: you don't have to re-read the paper to write your methods table. You don't have to remember which study used which sample. Everything you need to compare it against the next study is already on the page, in a form you can line up side by side.

One more step most people skip

Here's the part that separates a usable note from a genuinely powerful one. A six-field note is a literature note — it records what the source says. The step almost everyone skips is turning that into a permanent note: stopping to ask, what claim of my own does this study support, challenge, or sharpen?

That one question is where reading notes for a thesis stop being a filing system and start becoming your argument. You don't have to do it for every paper. But when a study genuinely shifts your thinking, write down the shift in your own voice — that sentence is what you'll actually quote yourself on when you write.

The takeaway

You don't need to read more or read faster. You need to read like you're searching for building blocks, and capture each study in a fixed six-field shape so it's reusable the moment you sit down to write. That's the difference between notes that gather dust and literature notes for research you reach for again and again.

Try it on the next paper you open. Six fields. One pass. No re-reading.

📄 Free template: Want this done for you? Grab "From Notes to First Draft" — my free template kit that takes you from a stack of six-field notes to an actual written section, with the prompts and structure I use myself. Subscribe to phd-compass and gain access.

One question before you go. Hit reply and tell me: what's the single biggest bottleneck between reading a paper and writing about it for you? Is it knowing what to capture, finding your notes later, or turning notes into prose? I read every reply, and it shapes what I write next.