Jonah Adkins focused on enhancing data quality within the OvertureMaps/schema repository by standardizing and correcting category names in schema CSV files. He applied targeted data cleaning and schema management techniques to address inconsistencies across domains such as restaurant types, automotive services, and medical specialties. Using CSV as the primary data format, Jonah implemented normalization and naming standardization to reduce downstream errors and ambiguity in data pipelines and analytics. His work strengthened data governance and improved maintainability for future schema updates. The depth of his contribution is reflected in the careful attention to detail and the long-term reliability it brings to the project.