1. Environmental Systems Science Centre; University of Reading; Reading UK
2. Istituto Nazionale Geofisica Vulcanologia; Naples Italy
3. Istituto Nazionale Geofisica Vulcanologia; Bologna Italy
4. Seismic Research Centre; University of the West Indies; Trinidad and Tobago
5. Montserrat Volcano Observatory; Flemmings Montserrat
6. School of Earth Sciences; University of Bristol; Bristol UK