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Home/Blog/How to Write a Strong Conclusion
Guides·June 22, 2026·4 min read

How to Write a Strong Conclusion

Four conclusion models (summary-so what, broader significance, call to action, closing loop) with examples.

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Why Conclusions Matter More Than You Think

The final paragraph of your piece isn't just a formality. It's the last impression you make, the final chance to connect with your reader, and the moment your argument crystallizes into something memorable. A weak conclusion can undo all the work that came before it, leaving your audience with a sense that something important was left unfinished.

The two most important parts of a piece of writing are the beginning and the ending. The beginning should arrest attention; the ending should satisfy it.

A Classic View on Endings

Four Proven Conclusion Models

  • Summary-So What: Recap key points, then explain why they matter
  • Broader Significance: Connect your argument to larger implications
  • Call to Action: Tell your reader exactly what to do next
  • Closing the Loop: Circle back to an opening hook or question

Writing the Summary-So What Conclusion

  1. 1
    Identify your 2-3 most critical supporting points

    Look through your body paragraphs and pick the strongest claims.

  2. 2
    Restate each one concisely in a single sentence

    Avoid repeating your exact words—reflect what you proved.

  3. 3
    Add a 'so what' sentence

    Explain why these points matter to your reader specifically.

  4. 4
    Avoid the phrase 'in conclusion'

    The content should make it obvious this is the end.

When to Use Each Model

ModelBest ForExample Context
Summary-So WhatAcademic essays, research papersSummarizing a study on remote work productivity
Broader SignificancePersuasive essays, op-edsConnecting climate data to policy recommendations
Call to ActionMarketing copy, speechesUrging readers to sign a petition
Closing the LoopPersonal essays, blog postsReturning to an anecdote from the introduction

Never introduce new information in your conclusion. Every idea you mention should have been established earlier in your piece. The conclusion is for synthesis, not revelation.

The Broader Significance Approach

This model works exceptionally well in persuasive writing. Instead of simply restating your argument, you step back and show how it connects to something larger. If you've been arguing for workplace flexibility, the broader significance might touch on how this shift could transform our cultural relationship with work itself. The key is moving from specific to general without abandoning the concrete examples that earned your reader's trust.

The Power of a Strong Finish

80%of readers report the conclusion influences their overall impression
3sentences is often ideal for a concise conclusion
1central takeaway should drive your final paragraph

The Call to Action That Actually Works

Effective CTAs avoid vague directives like 'take action now' or 'make a difference.' Instead, they specify exactly what should happen next and why it matters. A strong CTA might read: 'Sign up for our weekly newsletter to get actionable writing tips delivered to your inbox every Thursday morning.' The reader knows what they're being asked to do and what value they'll receive in return.

Closing the Loop with Style

This technique creates a satisfying sense of completeness. If your introduction opened with a personal anecdote about struggling with writer's block, your conclusion might return to that moment, but now through the lens of everything your reader has learned. The anecdote hasn't changed, but the reader's understanding of it has. That's the power of a well-crafted loop.

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