Ryan McClelland focused on governance improvements for the I3C subsystem in the Zephyr4Microchip/zephyr repository, updating the MAINTAINERS.yml file to reflect a shift in contributor roles and clarify ownership of I3C drivers. Using YAML and leveraging skills in project management and open source collaboration, Ryan formalized the transition of a collaborator to maintainer, ensuring end-to-end traceability through a signed-off commit. This work enhanced documentation integrity and established clearer accountability, supporting faster review cycles and more robust maintenance. While no bugs were addressed, the depth of the governance update laid a foundation for improved contributor oversight in future releases.