How to Write a Research Paper

ED
EssayDraft Editorial Team
4/13/2026 · 8 min read

A research paper is not a long essay. It has sections a standard essay does not — literature review, methods, discussion — and those sections exist for reasons. Writing a research paper well means knowing why each section is there, not just filling them with the expected content.

The research paper is a longer form with specific machinery

A research paper is built around a research question, not an essay-style thesis. The question drives the literature review, the methods, and the discussion; the thesis, if one appears at all, usually emerges from the discussion as a conclusion the evidence warrants. That is the structural difference that most students miss — they write the paper as if it were a 3,000-word essay and forget that the form was designed to support a different kind of claim. The sections of a standard research paper are: introduction, literature review, methods (or approach), results or findings, discussion, and conclusion. Each section has a specific job. Skipping a section — or treating the literature review as throat-clearing before the real paper starts — is the most common structural mistake, and it costs the paper more than students realize.

The literature review is the paper, in a sense

The literature review is not a list of what other people have written. It is an argument about the state of the conversation the paper is entering — what has been established, what is still contested, what is missing, and where the present paper fits in. A strong literature review makes the paper's contribution legible before the methods section begins, because it shows the reader where the gap in the existing literature is. The common failure is the 'one study per paragraph' structure: paragraph one is about Smith 2015, paragraph two is about Jones 2018, paragraph three is about Nguyen 2021. That structure is a list, not a review. The fix is to organize the review by idea rather than by author — one paragraph on what has been established about mechanism X (citing several authors), one paragraph on the debate over interpretation Y (citing several more), one paragraph on the gap the present paper addresses. Authors appear as citations inside idea-shaped paragraphs, not as headings.

Methods, or approach, even in non-empirical papers

A methods section tells the reader how the paper is answering the research question. In empirical research, that means sample, data, statistical technique, limitations. In qualitative research, it means approach, participants, coding framework. In humanities and theoretical papers, it is often called 'approach' rather than 'methods' and describes the interpretive lens, the primary sources, and the reasoning strategy the paper will use. Even non-empirical papers benefit from a short methods or approach section, because it signals to the reader what standards of evidence the paper is operating under. A literary analysis that says 'this paper reads X novel through a specific theoretical lens, drawing primarily on the novel's unpublished drafts and the author's correspondence' is easier to evaluate than one that plunges straight into argument without telling the reader what kind of paper it is.

Discussion is where most research papers underperform

The discussion section is where the paper earns its keep, and it is the section most student research papers underwrite. A results section reports what was found; a discussion section explains what the findings mean, how they connect back to the literature, and what they imply for the question the paper was answering. Skipping or shortchanging the discussion turns a research paper into a report. A strong discussion answers three questions in order. First, what do the results actually show, stated more carefully than in the results section? Second, how do the results fit into the conversation the literature review set up — do they confirm, complicate, or contradict what was already established? Third, what are the limitations the results cannot speak to, and what would the next paper need to do to address those limitations? Plan the discussion section to take at least as much space as the results section. If your draft has a long results and a short discussion, you are reporting findings you have not yet interpreted — and the grade will reflect that.

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Frequently asked questions

What is the difference between an essay and a research paper?

An essay argues a thesis using available evidence. A research paper answers a research question using a literature review, a methods section, and a discussion of findings. Research papers are usually longer and more heavily cited, and they organize around a question rather than a direct claim.

How long should a literature review be?

Usually 20–30% of the paper. In a 3,000-word research paper, the literature review might run 600–900 words. Substantially shorter and it has not established the conversation the paper is entering; substantially longer and it has crowded out the discussion.

Do non-empirical papers need a methods section?

Yes, though it is often called 'approach' instead. Even theoretical and humanities papers benefit from a paragraph or two that tells the reader what primary sources the paper will use, what interpretive lens it applies, and what kind of reasoning it expects to perform.