Kenny Vilella, Hokkaido University, Department of Earth and Planetary Sciences, Sapporo, Japan, Charles-Edouard Boukaré, Brown University, DEEPS - Dept of Earth, Environmental and Planetary Sciences, Providence, RI, United States, Thomas Bodin, UC Berkeley, Berkeley, United States, Frederic Deschamps, Academia Sinica, Taipei, Taiwan, James Badro, Institut de Physique du Globe de Paris, Paris, France, Yang Li, Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing, China and Maxim Ballmer, ETH Zürich, Department of Earth Sciences, Zürich, Switzerland