the principle of bringing together diverse expertise, experiences, and perspectives to achieve a shared goal and amplify collective impact. At OMERACT, collaboration means recognizing each participant as an essential partner and fostering a participatory, inclusive approach where all voices are valued and contribute meaningfully to the research process. This commitment spans the design and execution of research initiatives, consensus-building sessions, and ongoing community interactions. By promoting an open, diverse, and respectful environment, OMERACT has established an international platform for developing Core Outcome Sets and advancing patient-centered research.