Original pattern library

8 Evidence in Writing Examples

Use these examples to study structure, specificity, tone, and variation. They are demonstrations—not claims about a real person or organization unless the example itself makes that explicit.

Before you copy

What to notice in the examples

Effective evidence is relevant, credible enough for the stakes, sufficient for the size of the claim, accurately represented, and followed by reasoning that explains exactly how it supports the writer’s point.

  • Make the claim before selecting evidence so relevance can be judged.
  • Choose evidence whose source and method fit the type of claim.
  • Introduce enough context for readers to interpret the evidence correctly.
  • Follow evidence with reasoning rather than assuming its significance is obvious.
1

Claim: The onboarding form creates unnecessary friction. Evidence: usability participants repeatedly stopped at an unexplained account-type field. Reasoning: the hesitation occurred before any technical error, suggesting the label—not system failure—was the barrier in these sessions.

2

A quotation from a novel is textual evidence only after the writer explains how diction, image, structure, or context supports the interpretation.

3

A citywide average may not support a neighborhood-specific claim unless the data can be disaggregated appropriately.

4

Several independent sources showing the same pattern can strengthen a claim when they are not all repeating one original report.

5

A counterexample is evidence too: it can reveal the boundary of a generalization.

6

A chart is not self-explanatory; the writer should identify the relevant comparison and scale.

7

Expert opinion is stronger when the expert’s field matches the claim and the reasoning or evidence is transparent.

8

Absence of evidence is not automatically evidence of absence unless the method had a reasonable chance of detecting the phenomenon.

Turn an example into your own writing

Keep the underlying decision or pattern, then replace the subject, evidence, relationship, constraints, and tone with details that belong to your situation. If your final line still works after swapping only one noun, it may be too close to the example.