Introductions and conclusions play a special role in the academic essay, and they frequently demand much of your attention as a writer. A good introduction should identify your topic, provide essential context, and indicate your particular focus in the essay. It also needs to engage your readers’ interest. A strong conclusion will provide a sense of closure to the essay while again placing your concepts in a somewhat wider context. It will also, in some instances, add a stimulus to further thought. Since no two essays are the same, no single formula will automatically generate an introduction and conclusion for you. But the following guidelines will help you to construct a suitable beginning and end for your essay.
Most of the advice in this handout pertains to argumentative or exploratory academic essays. Be aware, however, that different genres have their own special expectations about beginnings and endings. Some academic genres may not even require an introduction or conclusion. An annotated bibliography, for example, typically provides neither. A book review may begin with a summary of the book and conclude with an overall assessment of it. A policy briefing usually includes an introduction but may conclude with a series of recommendations. Check your assignment carefully for any directions about what to include in your introduction or conclusion.
The function of the Introduction is to serve as a 'map' of the essay, outlining to your reader the main argument and points which you develop in your essay. Most introductions begin with an orientation in the form of a brief general statement that leads the reader into the topic showing how the specific topic relates to bigger issues or to the discipline field. This is followed by your thesis statement, which is your concise response to the essay question, then an outline of the argument presented in the essay. You may find it useful to think of an essay's introduction as funnel shaped moving from the general to the specific. Here is an example: