Prof. Dr. Jérôme Chappellaz is a French expert in glaciology, geochemistry and paleoclimatology. Currently Director of Research at the CNRS and Full Professor at the Swiss Federal Institute of Technology in Lausanne (EPFL), he is a specialist of biogeochemical cycles of greenhouse gases and of polar science. He is internationally recognized for his work on the evolution of greenhouse gas concentrations, notably through the analysis of ice cores.

From 2018 to 2022, he headed the French Polar Institute IPEV, selecting and implementing French scientific research in the Arctic, sub-Antarctic and Antarctica. Jérôme Chappellaz is also co-founder and former President of the Ice Memory Foundation, dedicated to preserving ice samples from disappearing glaciers for future generations. He also contributes to the advisory boards of the Polar Dialogue, IYGP 2025, Albédo Foundation, Forel Heritage association and Swiss polar Institute. He has been distinguished through several honors, including Knight in the French national order of Merit and of the “Légion d’honneur”, the 2014 Niels Bohr Medal of Honor from Denmark and the Belgica 2023 Medal from the Royal Academy of Belgium.