Hary Becker

Harry Becker’s main scientific interest over the last decade has been understanding early solar system evolution and terrestrial planet formation and differentiation. I have also worked on terrestrial research problems in geochronology, mantle geochemistry, subduction zone processes, crustal evolution and on the origin of chemical changes in Precambrian marine carbonates. Our preferred methods combine petrologic information with element abundances and radiogenic and stable isotope data.

Rachel Bezard

Rachel Bezard is a high-temperature isotope geochemist focussed on the processes that have shaped the silicate portion of the Earth. She is particularly interested in crustal recycling mechanisms and their long-term role in the chemical and physical evolution of the mantle and the continental crust. She utilises a broad range of tracers in her research, including radiogenic, traditional and non-traditional stable isotopic systems.

Ilya Bobrovskiy

Ilya Bobrovskiy research focuses on understanding the factors that shaped the emergence and diversification of complex life on Earth, from the earliest eukaryotes to animals. To achieve this, he investigates the evolution of life and environments throughout the Proterozoic and early Paleozoic (1.7 to 0.4 billion years ago). He employs techniques at the intersection of organic geochemistry, stable isotope geochemistry, and palaeontology.

Matthew Brueseke

Matt Brueseke is a member of the AGC - Early Career Researcher (ECR) mentoring team.  He is an igneous petrologist who straddles the intersection of petrology, tectonics, and economic geology. 

Ernest Chi Fru

Dr. Ernest Chi Fru is a biogeochemist and environmental scientist specialising in biogeochemical processes in ancient and modern Earth systems. His research focuses on the interactions between life and mineral formation, particularly in Precambrian environments, to understand the evolution of early Earth's atmosphere and oceans.

Patrice de Caritat

Patrice de Caritat is a member of the AGC - Early Career Researcher (ECR) mentoring team.  He is a geochemist investigating regolith processes in soil, sediment and groundwater.

Felix Elling

Felix Elling is an organic geochemist and geobiologist studying the molecular fingerprints of present and past microbial life and interactions of microbes with biogeochemical cycles and climate. He received his PhD in 2015 from the University of Bremen and has been a research group leader at Kiel University since 2021.

Raul Fonseca

Raúl is an Experimental Geochemist who specializes in the study of novel stable isotope systems in magmatic environments, as well as the trace element behavior in the context of planetary differentiation.

Jordan Hemingway

Jordon Hemingway is a low-temperature isotope geochemist who studies the climatic and geologic controls on long-term biogeochemical cycles. His research group is particularly interested in the processes regulating silicate weathering as well as pyrite and organic carbon weathering and burial. To do so, they combine fieldwork and experimental approaches with new isotope tools. Jordon received his Ph.D. from the MIT-WHOI joint program and has been an assistant professor at ETH Zurich since 2021.

Timmo Hopp

Timo Hopp is a geochemist interested in understanding the formation and evolution of the solar system and its planets. His research uses high-precision isotope analysis of terrestrial and extraterrestrial materials to investigate their genetic heritage and the processes that affected them since their formation. He is a staff scientist and lab manager at the Max Planck Institute for Solar System Research in Göttingen, Germany.

Lukas Kohl

Lukas is a Senior Researcher at the University of Eastern Finland, where he also leads the stable isotope laboratory. His research focuses on the biogeochemistry of terrestrial environments, microbial processes, and trace gas exchange between biosphere and atmosphere, but he is easily distracted by projects that apply chemical or isotopic measures in other environments or that integrate such measurements into process models.

Stephanie Kush

Stephanie is a professor for chemical oceanography at the Institute for Marine Sciences at the University of Quebec Rimouski, Canada. She specializes in molecular organic biogeochemistry. Her research focuses on the analysis of biomarkers as well as their isotope composition to trace and quantify biogeochemical processes in the ocean as well as from land to the ocean and to reconstruct paleoclimate conditions. Much of Stephanie’s work includes proxy development.

Sarah Lambart

Sarah Lambart’s primary research focuses on the chemistry of Earth and planetary interiors with a particular emphasis on the role of magma generation and magma and fluid - rock interactions on the differentiation and chemical evolution of terrestrial planets. She combines experimental techniques, geochemical analyses, and thermodynamic modelling to investigate a range of various processes from magma focusing in the asthenosphere to reactive-cracking in the crust.

Anna Neubeck

Anna Neubeck’s research spans from modern and ancient biogeochemical processes to prebiotic chemistry. Her focus is on nickel isotopes, oceanic and microbial nickel cycles, and the interactions between minerals, microorganisms and biomolecules under various environmental conditions. By combining laboratory experiments, spectroscopy, and isotope geochemistry, she seeks to understand the elemental and molecular transformations that shape Earth’s systems and early life chemistry.

Jeffrey Paulo Perez

Jeffrey Paulo Perez is a research fellow at the GFZ German Research Centre for Geosciences. His research focuses on iron redox biogeochemistry and its impact on carbon cycling, nutrient availability and contaminant remediation. For his work, he utilizes high energy X-rays from synchrotron light sources to elucidate key biogeochemical reactions that occur at mineral interfaces.

Herve Rezeau

Hervé Rezeau is an economic geologist and igneous petrologist with a focus on the ore-forming potential of arc magmas and the application of geochemistry to magmatic-hydrothermal ore deposits. His research interests include: (1) the behaviour of volatiles and chalcophile elements in arc magmas, (2) the timing and petrogenesis of porphyry-epithermal systems, (3) the physicochemical conditions of ore formation, and (4) the geodynamic, magmatic, and metallogenic evolution of the Central Tethyan belt.

Nick Roberts

Nick Roberts is a research scientist at the British Geological Survey where he manages LA-ICP-MS instrumentation. Nick’s primary expertise are in U-Pb geochronology and radiogenic isotope geochemistry. He applies these tools to a wide breadth of geoscience, from magmatism and metallogenesis, through ductile crustal deformation, to low-temperature fluid-flow and diagenesis. His favourite topics of debate are the supercontinent cycle, secular change in tectonics, and all things Mesoproterozoic.

Maitrayee Rose

Maitrayee Bose is an isotope cosmochemist, investigating the chemistry of asteroids and comets to understand volatile recycling, organic matter evolution, and secondary low-temperature processes prevalent in small planetary bodies.

Paul Savage

Paul Savage is a high-temperature isotope geochemist and cosmochemist, specialising in the application of stable isotope systems to the better understanding of solar system and planetary formation, differentiation and evolution.

Gary Stinchcomb

Gary Stinchcomb is a geochemist that specializes in modern weathering and fossilized soils. He received his Ph.D. from Baylor University and conducted postdoctoral research on soil gas dynamics at Penn State University.

Romain Tartese

Romain Tartese is a Senior Lecturer at the University of Manchester, motivated in developing in situ analytical techniques to address key questions about the formation and evolution of planetary bodies in the Solar System. Some of the topics I am currently working on include the volatile inventory and isotopic composition of small planetary body interiors (Moon, Vesta, ordinary chondrite parent bodies), the early evolution of the Moon, and the differentiation of planetary crusts.

Gábor Újvári

Gábor Újvári is an Earth scientist with a major research interest in low temperature isotope geochemistry, which he employs to reconstruct past climates and identify the origins of aerosols/mineral dust using continental archives (ice core and loess-paleosol records). My research involves the use of various isotope systems, but has recently focused on carbonate clumped isotope geochemistry, dust fingerprinting with Hf, Sr, Nd and U-Pb isotopes, and U-series disequilibrium dating.

Zoja Vukmanovic

Zoja Vukmanovic’s research is focused on mafic and ultramafic systems and their associated ore deposits. I rely on mineral chemistry and rock microstructure to investigate the cooling and evolution of crystal mushes, as well as the concentration of ore minerals within them.

Jesse Walters

Jesse Walters is a metamorphic petrologist and geochemist focusing on the mechanisms and duration of mass transfer in collisional origins. He uses a combination of isotopic fingerprinting, geochronology, and thermobarometry to trace the conditions of fluid flow and metasomatism during subduction. He also combines oxidation state analysis with isotopic tracers to examine how metamorphic redox reactions drive critical metal recycling in subduction zones and Earth's long-term geochemical evolution.

Nina Welti

Nina Welti is a biogeochemist at CSIRO, specializing in using spatial and temporal models of biogeochemical cycles within agricultural value chains to enhance the traceability, verification and environmental outcomes of sustainable farming practices and standards.