Career

1970 - 1973
Durham University, England, B.Sc Honours (Dunelm) in Geology

1973 - 1977
Newcastle Upon Tyne University, England, Ph.D in Organic Geochemistry

1978Continental Oil Company Ltd, London, England, Associate Geologist

1978-1982
Conoco Inc., Ponca City, U.S.A., Research Geochemist Senior Research Geochemist Research Group Leader

1982-1986
Atlantic Richfield Company, Dallas, U.S.A., Research Supervisor Research Associate

1986-2001
Forschungszentrum Jülich, Jülich, Germany, Acting Institute Director / Research Section Leader

1997-2002
University of Oslo, Geology Dept., Blindern, Norway, Professor II in organic geochemistry

Since 2001
GeoForschungsZentrum Potsdam, Potsdam, Germany, Head of Organic Geochemistry Since 2001 Technical University of Berlin, Germany, C4 Professor of Organic Geochemistry and Hydrocarbon Systems