1. Nottingham Geospatial InstituteUniversity of Nottingham Nottingham UK
2. Mathematical Physical Geodesy, Institute of Geodesy and PhotogrammetryETH Zurich Zurich Switzerland
3. Seismology and Geodynamics, Institute of GeophysicsETH Zurich Zurich Switzerland
4. Swiss Seismological ServiceETH Zurich Zurich Switzerland
5. Now at GNS Science Wairakei New Zealand