On the occasion of World One Health Day, the Université de Montréal is proud to host the Americas Launch of The Lancet One Health Commission Report, as part of the 2025 One Health Symposium, taking place on November 14, both in person and online. The 2025 One Health Symposium is organized by l’Initiative Une seule santé, in collaboration with its partners CReSP, Précrisa, Canopy, CERC Une seule santé urbaine, and GREZOSP. Highlights of the 2025 One Health Symposium include: • Americas Launch of The Lancet One Health Commission Report