- BA, SOAS London (1978)
- MA, Stanford, USA (1980)
- Phd, LSHTM, London (1984)
- MSC, University of Reading (2003)
Wet Tropics Africa team: assisting with field work in Congo (Brazzaville) and Guinea (Conakry).
Drylands Africa: compiling a checklist of plants of Sudan and The Republic of South Sudan.
Co-author of Vegetation Survey Reports for Congo (Brazzaville) and Guinea (Conakry)