This presentation was delivered by Yvonne Ng, Archives Manager at WITNESS, as part of ‘Engaging Communities with Archives: Video as a tool for activism, advocacy, and archival work’, a collaborative online event hosted by the Digital Repository of Ireland (DRI) and the Public Record Office of Northern Ireland (PRONI) on 7 Sept 2021. The webinar focused on archival initiatives and participatory projects that aim to train or support community groups in using video to tell personal stories, bring about social change, or archive and preserve activism and advocacy work. The presentation focuses on WITNESS’s work and how they support people to use video as a tool for activism and advocacy.