National Science Foundation, 2415 Eisenhower Avenue, Alexandria, Virginia 22314, USA

Computational Infrastructure for Geodynamics, 2119 Earth and Physical Sciences Building, One Shields Avenue, University of California, Davis, CA 95616, USA

Department of Geosciences, Princeton University, Princeton, NJ 08544, USA

Lamont-Doherty Earth Observatory of Columbia University, Palisades, NY 10964, USA

Department of Earth and Planetary Sciences, Harvard University, Cambridge, MA 02138, USA

Department of Geology, University of Maryland, College Park, MD 20742, USA

Institut de Physique du Globe de Paris, 1 Rue Jussieu, F-752382 Paris Cedex 05, FR

Collège de France, 11 Place Marcelin Berthelot, F-75005 Paris, FR

State Key Laboratory of Marine Geology, Tongji University, Shanghai, 200092, CN

Geological Survey of Canada, Pacific Division, Sidney, British Columbia V8L 4B2, CA

Berkeley Seismological Laboratory, McCone Hall, University of California, Berkeley, CA 94720, USA

Centre national de la recherche scientifique, 3 Rue Michel Ange, 75016 Paris, FR

Geosciences Azur, 250 Rue Albert Einstein, 06560 Valbonne, FR

Department of Earth Sciences, University of Oxford, Oxford OX13PR, UK

Department of Earth Sciences, Bullard Laboratories, University of Cambridge, Cambridge CB30EZ, UK

Laboratoire de Planetologie et de Geodynamique, Nantes University, UMR-CNRS 6112, BP92208 F-44322 Nantes, FR

Laboratoire de Geologie de Lyon-Terre, Planete, Environnement, CNRS UMR 5276, École Normale Supérieure de Lyon, Universite de Lyon, Universite Claude Bernard Lyon 1, Villeurbanne, FR

Department of Earth Sciences, Utrecht University, Princetonlaan 8a, 3584 CB Utrecht, NL

Geophysics Section, School of Cosmic Physics, Dublin Institute for Advanced Studies, Dublin, IE

Scripps Institution of Oceanography, University of California San Diego, La Jolla, CA 92093, USA

Department of Earth and Environmental Sciences, University of Michigan, Ann Arbor, MI 48109, USA

School of Information Sciences, University of Illinois at Urbana-Champaign, 501 E Daniel St, Champaign, IL 61820, USA

Department of Geological Sciences, University of Florida, Gainesville, FL 32611, USA

Department of Earth, Environmental and Planetary Sciences, Brown University, Providence RI 02912, USA

Department Of Earth and Environmental Sciences, Michigan State University, East Lansing, MI 48824, USA