Jean-Yves Le Gall is President of the Centre National d’Etudes Spatiales (CNES), the French space agency, since 2013. In this capacity, he is Interministerial Coordinator for satellite navigation programmes and Chair of the Administrative Board of GSA, the European Global Navigation Satellite Systems Space Agency. He is also Chair of the Council of the European Space Agency (ESA) and President of the International Astronautical Federation (IAF).