Mariana Fossatti is the Decolonizing Wikipedia coordinator of Whose Knowledge? She is a feminist and a free/libre culture activist from Uruguay, and a long term Wikimedian. Previously, Mariana has been working with Whose Knowledge? for 4 years as our #VisibleWikiWomen campaign coordinator. Her background is in sociology and she has a master’s degree in Society and Development from the Universidad de la República, Uruguay. She co-founded the digital cultural centre Ártica in 2011, and co-founded the Uruguayan chapters of Creative Commons and Wikimedia in 2013. She has worked in the APC Women Rights Programme, amplyfing women voices in tech on GenderIT.org blog. When not sharing knowledge or tech tips and tricks with other feminists, you can find her in front of her collage table, figuring out how to finish several work-in-progress pieces.