# How CNN uses Insider One

**5.81%** increase in click-through rate on homepage sliders

As published on [insiderone.com](https://insiderone.com/case-studies/cnn/), February 2021. Captured by usedby on 2026-10-08.

- Company: [CNN](https://www.usedby.ai/companies/cnn.md)
- Tool: [Insider One](https://www.usedby.ai/tools/insider-one.md)
- Industry: [Media & Publishing](https://www.usedby.ai/companies/industry/media-publishing.md)

## The use case: how CNN deploys Insider One

CNN used Insider One's built-in A/B/n testing to test its homepage slider. It removed the auto-rotation feature to give visitors more control, aiming to increase click-through rates on that section.

Summary written by usedby from the source page, in English. The figures are those of Insider One and CNN, not ours.

> Based on the hypothesis that auto-rotating sliders may interrupt the user experience, Insider helped CNN test the effectiveness of its home page slider. The auto-rotation feature was removed from the sliders, giving users more control over their content consumption.

## Insider One users in Media & Publishing

- [Newsweek](https://www.usedby.ai/companies/newsweek.md) — Confirmed

## What usedby checked

We compared the story with its live page on 2026-10-08.

- Checked: the figure 5.81% is on the page; its label is our wording.
- Checked: the passage quoted above is copied word for word from the page, near the name of CNN.
- Checked: the publication date is read from the page’s own metadata, never guessed.
- Checked: CNN uses Insider One. Confirmed line. Latest check across sources: 2026-10-18.
- Not checked: the result itself. We quote it; we did not measure it.

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Source: https://www.usedby.ai/case-studies/cnn-insider-one · How we check: https://www.usedby.ai/methodology