Yann Le Cam is a patient advocate who has dedicated over 30 years of professional and personal commitment to health and medical research NGOs in France, Europe and the United States in the fields of cancer, HIV/AIDS and rare diseases. He holds an MBA from HEC Paris. He has three daughters, the eldest of whom is living with cystic fibrosis. Yann Le Cam was one of the founders of EURORDIS-Rare Diseases Europe in 1997 and has been the organisation’s Chief Executive Officer since 2000. Yann initiated Rare Diseases International (RDI) in 2009, for which he is an elected member of the Council and Chair of the RDI Advocacy Committee. He was a founding member of the NGO Committee for Rare Diseases (United Nations, New York) in 2014 and is its vice-chair. Yann is a co-chair of the Global Commission to End the Diagnostic Odyssey of Children with Rare Diseases since its launch in 2018. Yann is a member of the World Economic Forum’s Health Stewards Board from 2020 and of its Global Precision Medicine Council since 2019.