Martin Yeo contributed to the SciTools/iris repository by delivering targeted improvements in both documentation and testing practices over a two-month period. He enhanced the What's New section for the 3.12 release, removing duplicate entries and ensuring dropdown sections are expanded by default to improve accessibility and onboarding for users. Using Python and reStructuredText, Martin focused on documentation hygiene and maintainability. In a separate effort, he modernized the test suite by converting unittest assertions to Pytest style, aligning with ongoing CI modernization. His work demonstrated careful attention to consistency and future-proofing, though it did not involve bug fixes during this period.