During January 2025, Aritra Ghosh focused on improving documentation quality in the harvard-edge/cs249r_book repository. He identified and corrected a typo and ensured proper file formatting in the dnn_architectures.qmd file, directly enhancing readability and onboarding for new contributors. Using Markdown and leveraging git for version control, Aritra demonstrated careful attention to detail and adherence to documentation best practices. His work did not involve feature development or code changes, but instead prioritized stability and clarity for users. The update represented a targeted, low-risk improvement, reflecting a methodical approach to maintaining high standards in collaborative technical documentation.