Igor Tolstikhin

Igor Tolstikhin was awarded a Ph.D. in geochemistry from the St Petersburg Mining Institute in 1966 and a D.Sc. from the Vernadsky Institute, Moscow, in 1975. He is currently a Senior Research Scientist at the Russian Academy of Sciences where his research has encompassed noble gases, radiogenic isotope geochemistry, isotope hydrology, and geochemical modelling. His more recent contributions include a chemical Earth model with wholly convective mantle.