Inauguration and presentation
- Collège de France, Arnaud Roffignon, Directeur général des services : welcome address
- CNRS, representatives of theInstitute of Ecology & Environment (Agathe Euzen, Deputy Director of the Institute), theInstitute of Human & Social Sciences (Stéphane Bourdin, Deputy Scientific Director of Hommes et milieux : évolution, interactions and Mondes anciens et médiévaux), theInstitute of Earth & Universe (Stéphane Guillot, Deputy Scientific Director of Solid Earth) and the Mission pour les Initiatives Transverses et Interdisciplinaires (Martina Knoop, Director).
- Organizers: Jean-Renaud Boisserie, Sandrine Prat and Christel Tiberi : presentation of the symposium and the book " Le Grand Rift, à la confluence des temps ".