Dr. Raphaëlle Bourdet‑Sicard is Immunology Director at the Danone Global Research & Innovation Center in Paris‑Saclay, France. She leads a team of 30 scientists developing mid‑ and long‑term immune health strategies across early‑life and adult medical nutrition, dairy, and plant‑based products. Her work advances science‑driven nutritional solutions supporting immune development, prevention, and resilience, including the roles of pre‑, pro‑, syn‑, and post‑biotics. Trained at École Normale Supérieure with a PhD from the Pasteur Institute, she joined Danone Research in 2000 and is co‑author of 38 publications and co‑inventor on 14 patents worldwide. Her research bridges immunology and applied nutrition innovation.