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CASRAI

Guide

Dissertation structure

Most dissertations follow a recognised chapter structure that guides the reader from the research problem through the evidence to a reasoned conclusion.

CASRAI research-methods explainer — Dissertation structure

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Front matter

Before the main chapters, a dissertation carries its front matter: the title page, an abstract that summarises the whole work in a few hundred words, often an acknowledgements page, the table of contents, and any lists of figures, tables or abbreviations. The abstract is the most-read part of the whole document and is usually written last, once the findings are settled. Front matter is paginated separately (commonly in lower-case Roman numerals) and exists to let an examiner navigate and preview the work before reaching the substantive argument.

Introduction and literature review

The introduction sets the scene: it states the research problem, explains why it matters, defines the scope, and presents the aims, objectives or research questions the dissertation will address. It ends by signposting the structure of what follows. The literature review then surveys and critically evaluates existing scholarship, identifying what is known, where the debates lie and — crucially — the gap the present study addresses. A good literature review is analytical, not a list of summaries; it builds the case that the research question is both unanswered and worth answering, providing the theoretical and methodological grounding for the work.

Methodology, results and discussion

The methodology chapter explains and justifies how the research was done — the design, participants or data, instruments, procedures and analysis — in enough detail that another researcher could repeat it, and it addresses ethics and limitations. The results (or findings) chapter then presents what was found, as objectively as possible, using tables and figures for clarity, without yet interpreting it. The discussion is where interpretation happens: it explains what the results mean, relates them back to the literature and research questions, acknowledges limitations and considers implications. In much qualitative and humanities work, results and discussion are deliberately woven together rather than separated.

Conclusion and back matter

The conclusion draws the threads together: it answers the research questions, states the contribution the work makes, notes its limitations honestly, and suggests directions for future research. It should not introduce new evidence. After the conclusion comes the back matter — the reference list or bibliography, formatted in the required citation style, and any appendices holding material that supports but would interrupt the main text, such as questionnaires, interview schedules, raw data tables or consent forms. Together the back matter lets readers verify the work and reuse its instruments.

Why disciplines vary

The six-chapter pattern is a backbone, not a rule. Empirical sciences and social sciences tend to follow it closely, mirroring the IMRaD (Introduction, Methods, Results, and Discussion) article format. Theoretical, humanities and some qualitative dissertations are often organised thematically instead, with chapters built around concepts or cases rather than a single results section, and with analysis distributed throughout. Practice-based and creative work may add a portfolio or artefact alongside a written commentary. Always confirm the expected structure with your department’s regulations and your supervisor before committing to a chapter plan.

Key facts

At a glance

  • Common backbone: introduction, literature review, methodology, results, discussion, conclusion
  • Front matter: title page, abstract, contents, lists of figures and tables
  • Back matter: references/bibliography and appendices
  • Abstract: summarises the whole work; usually written last
  • Discipline note: qualitative and humanities work may merge or restructure chapters
  • Always check: your department’s required structure overrides the general template

Common questions

FAQ

How many chapters should a dissertation have?+

The classic empirical pattern is five to six chapters: introduction, literature review, methodology, results, discussion and conclusion (results and discussion are sometimes combined). Humanities and qualitative dissertations often use thematic chapters instead and may have a different number. Follow your department’s regulations, which take precedence over any general template.

Should results and discussion be separate chapters?+

It depends on the discipline. Quantitative and scientific dissertations usually separate them — results present the findings neutrally, discussion interprets them. Much qualitative and humanities work interweaves the two, because interpretation is inseparable from presenting the data. Check what your field and supervisor expect before deciding.

Where does the abstract go in a dissertation?+

The abstract sits in the front matter, near the start, usually just after the title page and before the table of contents. Although it appears early, it is normally written last, once the findings and conclusions are settled, because it must summarise the entire dissertation concisely.

Referenced across the research world

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  • ORCID logo
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