1. STEER Centre, Department of Geography & Environment, Loughborough University, Loughborough LE11 3TU, UK
2. Ministry of Energy, Government of Sierra Leone, Electricity House, 36 Siaka Steven Street, Freetown, Sierra Leone
3. Foreign, Commonwealth and Development Office, London SW1A 2AH, UK
4. Centre for Environmental Policy, Imperial College London, London SW7 2AZ, UK