John Marshall
Professor, School of Ocean & Earth Science,
University of Southampton, National Oceanography Centre

John Marshall is a Professor in the School of Ocean & Earth Sciences at the University of Southampton. He is currently Programme Leader for the Geology degree.
BA Natural Sciences, University of Cambridge (1976)
PhD Department of Botany, University of Bristol (1981)

Research interests:
Mid Palaeozoic Mass Extinction Events
The spread of the Devonian forests
Sedimentary organic matter in landfill sites
Early seed plants
Petroleum source rocks
Devonian oil and gas reservoirs, South America, North Africa and the Moray Firth