1. University of California, Los Angeles, Los Angeles, CA, USA
2. GeoPentech, Inc., Santa Ana, CA, USA
3. California Geological Survey, California Department of Conservation, Sacramento, CA, USA
4. Tongji University, Shanghai, China
5. Pacific Gas & Electric Company, San Francisco, CA, USA
6. Lettis Consultants International, Inc., Concord, CA, USA
7. Institut de Radioprotection et de Sûreté Nucléaire, Fontenay-aux-Roses, France
8. Università Degli Studi “Gabriele D’Annunzio”—Chieti/Pescara, Chieti, Italy
9. California Institute of Technology, Pasadena, CA, USA
10. RINA Consulting, Milan, Italy
11. Istituto Nazionale di Geofisica e Vulcanologia, Rome, Italy