Sponsored by the British Council Argentina, the three-day seminar ‘Towards curriculum diversification of English teaching at higher education in Argentina’ was held at Universidad Nacional de La Plata from February 26 to 28, 2020. With more than 100 attendees from different educational institutions and provinces in Argentina and Mexico, the seminar focused on the potential contribution of language teaching to educational processes and the development of individuals, and also to the promotion of intercultural citizenship education. One plenary session, three in-person presentations, two local expert panels, and five expert screencasts approached intercultural education and curriculum diversification from different perspectives.