Thank you for visiting nature.com. You are using a browser version with limited support for CSS. To obtain
the best experience, we recommend you use a more up to date browser (or turn off compatibility mode in
Internet Explorer). In the meantime, to ensure continued support, we are displaying the site without styles
The South Korean government is expanding an investigation into researchers who named their children as co-authors on papers. The extended probe, announced on 1 February, comes after a government report last week identified 82 academic papers on which authors had named their children or relatives — many of them in middle or high school — as co-authors on the publications.