Muriel Gargaud Editor

Muriel Gargaud is a research scientist at the Laboratoire d'Astrophysique de Bordeaux, CNRS-Université Bordeaux 1, and is vice-president of the Société Française d'Exobiologie, which is associated with the NASA Astrobiology Institute. Purificación López-García is a research director at the CNRS, Université Paris-Sud, and leads a research team exploring microbial diversity and evolution in different ecosystems, including extreme environments. Hervé Martin is Professor at the Laboratoire Magmas et Volcans at the Université Blaise Pascal in Clermont-Ferrand. He has been in charge of several international research programs on the geochemistry and geodynamic processes on early Earth.