What learnings can all whistleblowing and whistleblowers take from the recent #MeToo phenomena and disclosures of sexual harassment and sexual violence? This article highlights how social movements based on workers disclosing have had a dramatic impact on workplaces worldwide—because of whistleblowers coming together.  Solidarity can help effective disclosures reach an audience, and create a shield against reprisal. Ireland’s Women of Honour case, as part of #militaryMeToo disclosures, is an exemplar with relevance for international collectives. Read more: This article is published in Gender Work and Organization via Open Access