Françoise Gaill is a deep-sea biologist. She has worked on adaptation to extreme environments at the CNRS, particularly on thermal adaptation and development. While in charge of the scientific direction of the environment and sustainable development department, she spearheaded the CNRS Institute of Ecology and Environment; and has supported the development of the French oceanographic fleet. She has been involved in the UN Word Ocean Assessment and several UN actions (SDGs, BBNJ, WOA, Decade of ocean Sciences…) for the French government. She is now a scientific advisor at the CNRS Institute for ecology and environment (INEE), President of the national committee for marine and coastal research (COMER) and Vice president of the ocean and climate platform (OCP).