Professor Gideon Mark Henderson (born 29 July 1968) is a British geochemist. His work focuses on low temperature geochemistry, and on improving the understanding of the mechanisms driving climate change.
Henderson graduated with an Honours degree in Earth Sciences from Hertford College, Oxford. He next went to St John's College, Cambridge, to complete a Ph.D. supervised by Professor Sir Keith O'Nions (1990–1994). He then moved to the Lamont Doherty Earth Observatory at Columbia University (1994–1998), working with Wally Broecker. He then became a University Lecturer in Environmental Earth Sciences, BFD at the University of Oxford. Since 2007, Henderson has held the position of Professor of Earth Sciences at the University of Oxford. He leads the research group "Isotopes and the Environment" and is a Solas Fellow of University College, Oxford.
Awards include European Union of Geosciences outstanding young scientist award (2001), and the Philip Leverhulme Prize in 2001.[1] He is a member of the Scientific Committee on Oceanic Research (SCOR) Planning Group for GEOTRACES, an international study of the global marine biogeochemical cycles of trace elements and their isotopes.