This meeting intends, like the three precedent Challenges to Diversity Conferences (2011, 2016, 2018, 2019), to bring together multiple voices, languages, histories, worldviews, cultures, as well as many other aspects of indigenous peoples and communities. minority languages around the world, in order to raise awareness of the complexity of diversity and the need to better understand how a constructive approach towards other languages can contribute to combating stigma and discrimination, in order to favor the construction of fairer societies.