1. Professor of Volcanology at the School of Environmental Sciences University of East Anglia United Kingdom
2. Professor of Geology at the Seismic Research Centre University of the West Indies Saint Augustine Trinidad and Tobago
3. Senior Research Associate at the School of Environmental Sciences University of East Anglia United Kingdom
4. Professor of Earth Sciences in the Department of Earth Sciences University of Oxford United Kingdom
5. Lecturer in Natural Resources and International Development at the School of International Development University of East Anglia United Kingdom