Sam Walton is a Senior Product Manager at the Wikimedia Foundation with 11 years’ experience building tools that support Wikipedia’s editor community, currently leading improvements to moderator tools. He combines a strong product and partnership track record—having led the Wikipedia Library, citation initiatives, and publisher collaborations—with hands-on technical contributions to MediaWiki back-end code. Sam’s background in astrophysics (MPhys, First Class; MPhil research) underpins a data-driven, research-oriented approach to product decisions and community engagement. Outside work he co-founded and trustees an animal rescue charity and previously scaled community PR for a major indie game project, showing a rare mix of technical, community, and operational leadership.
11 years of coding experience
4 years of employment as a software developer
Ysgol Dyffryn Conwy School and Sixth Form
Astrophysics MPhys, First Class, Astrophysics MPhys, First Class at University of Liverpool
🌻 The collaborative editing software that runs Wikipedia. Mirror from https://gerrit.wikimedia.org/g/mediawiki/core. See https://mediawiki.org/wiki/Developer_access for contributing.
Role in this project:
Back-end Developer
Contributions:7 commits in 4 months
Contributions summary:Sam primarily contributed to the MediaWiki back-end, focusing on core functionality and system improvements. Their commits included adding a `data-nosnippet` attribute to the printfooter, adding a dependency to `Resources.php`, adding a verbose option to `refreshLinks`, reverting a change to the difference engine, and updating page preview functionality. The user also added wikidiff2 version information to the special version page.
Contributions:2 releases, 18 PRs, 36 pushes in 1 year
neumorphismdrop-incssgardencss-library
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Sam Walton - Senior Product Manager, Moderator Tools