1. Earth and Atmospheric Sciences Cornell University Ithaca NY USA
2. U.S. Geological Survey – Cascades Volcano Observatory Vancouver WA USA
3. Équipe de Tectonique et Mécanique de la Lithosphère Institut de Physique du Globe de Paris Paris France
4. Geological and Mining Engineering and Sciences Michigan Technological University Houghton MI USA
5. Department of Earth Sciences Universita Delgi Studi di Torino Torino Italy
6. Mineral Sciences Smithsonian Institution Washington DC USA
7. School of Earth and Environment University of Leeds Leeds UK
8. U.S. Geological Survey – Astrogeology Science Center Flagstaff AZ USA
9. Earth and Space Sciences University of Washington Seattle WA USA
10. University NAVSTAR Consortium (UNAVCO) Boulder CO USA
11. Jet Propulsion Laboratory (JPL) California Institute of Technology Pasadena CA USA
12. Hawai'i Institute of Geophysics and Planetology University of Hawaii at Manoa Honolulu HI USA
13. School of Earth Sciences University of Bristol Clifton UK
14. Geophysical Institute University of Alaska Fairbanks Fairbanks AK USA
15. Department of Geosciences Pennsylvania State University University Park PA USA
16. U.S. Geological Survey Headquarters Reston VA USA
17. British Geological Survey, The Lyell Centre Edinburgh Scotland