Dawn Y. Sumner is a Professor in the Department of Earth and Planetary Sciences at the University of California, Davis. Her research focuses on geobiology, paleobiology, and planetary science, particularly reconstructing ancient environments on Earth and Mars. She is a key member of NASA’s Mars Science Laboratory team, contributing to the Curiosity rover’s exploration of Gale Crater on Mars. Sumner’s work integrates field studies, lab analyses, and interdisciplinary approaches to understand microbial life’s role in shaping Earth’s history and potential habitability on other planets. Education: Ph.D., Massachusetts Institute of Technology (1995). Research interests include microbialite formation, Antarctic lake ecosystems, and the evolution of oxygenic photosynthesis. She investigates modern microbial communities in ice-covered lakes (e.g., Lake Vanda) to understand ancient environments and their biosignatures. Her scientific awards include the California Academy of Sciences Academy Fellow (2020) and Geological Society of America Fellow (2014). Sumner emphasizes inclusive education and supports student success in STEM through feminist research practices. Labs/Teams: W.M. Keck Center for Active Visualization in the Earth Sciences (KeckCAVES), Antarctic Lake Research Group.
Frank Corsetti is a Professor of Earth Sciences at the University of Southern California (USC), leading the Corsetti Lab. His research focuses on the co-evolution of Earth and its biosphere, particularly during extreme events like the 'Snowball Earth' glaciation and mass extinctions. He holds a Ph.D. in Geological Sciences from UC Santa Barbara (1998) and a B.S. in Geology from UC Davis (1989). Research Interests: Corsetti studies geobiological processes such as stromatolite formation, microbial carbonate systems, and the environmental impacts of mass extinctions. His lab investigates biosignatures, diagenetic processes, and astrobiological applications. Current projects include the end-Triassic mass extinction and microbial interactions in extreme environments. Advising & Grants: He mentors a team of PhD students (including Reena Joubert, Alison Cribb, and others) and has secured funding from NASA for projects like stromatolite carbonate formation studies. His work bridges paleontology, geochemistry, and microbiology, contributing to understanding Earth’s long-term climate and life history. Labs/Teams: The Corsetti Lab at USC explores stromatolites, microbial mats, and ancient Earth systems. Collaborations involve institutions like JPL and international universities.
Marek Locmelis is an Associate Professor at the Department of Earth and Planetary Sciences and the Bureau of Economic Geology within the Jackson School of Geosciences at the University of Texas at Austin. His research focuses on magmatic, hydrothermal, and sedimentary ore deposits, with an emphasis on critical mineral supply strategies, including recycling of mine waste and STEM education in economic geology. He holds a PhD from Macquarie University and prior roles at Missouri University of Science and Technology and NASA Goddard Space Flight Center. Education PhD in Earth and Planetary Sciences, Macquarie University (Australia) Diploma (MSc equivalent) and Pre-Diploma (BSc equivalent) in Geosciences, University of Hannover (Germany) Research Interests His work spans geochemistry, petrology, and planetary evolution, with a focus on critical minerals (e.g., lithium, rare earth elements) and novel exploration techniques. He investigates pathways to enhance domestic critical mineral recovery through reprocessing mine waste and optimizing production streams. His planetary research includes atmospheric toxicity studies and habitability potential of extraterrestrial environments. Awards Fellow of the Society of Economic Geology (SEG) SEG Graduate Student Fellowship Program Chair NSF CAREER Award (2020) NASA Postdoctoral Fellowship (2014) Advising & Grants Locmelis has advised postdocs and students through workshops on critical mineral resilience. His NSF CAREER project explores metal transport via magmatic-hydrothermal fluids. He co-organized conferences on critical minerals and led the Roadmaps Into the Geosciences (RIGS) program to support student career development. Labs & Teams He collaborates with the Bureau of Economic Geology and interdisciplinary teams in critical mineral research, combining fieldwork, geochemical analysis, and policy advocacy.
Jonathan Snow is a Professor and Chair of the Department of Geology and Geophysics at Louisiana State University (LSU), College of Science. Previously, he held faculty positions at the University of Houston, including roles as Assistant Professor (2005–2008), Associate Professor (2008–2014), and Professor (2014–2019), and served as President of the Faculty Senate (2016). His academic journey includes a Bachelor’s in Geology from Indiana University (1983), Master’s from the University of Rochester (1986), PhD in Oceanography from MIT/WHOI (1993), and a Habilitation in Mineralogy from Universitat Mainz, Germany. Research interests focus on the Earth’s lithosphere formation, mantle melting processes, and oceanic crustal accretion. Key areas include mid-ocean ridge basalt petrogenesis, mantle noble metal geochemistry (Os, Re), and tectonics of fracture zones. Notable contributions include studies on the Arctic Ocean’s Gakkel and Lena Troughs, Hess Deep, and Shikoku Basin oceanic core complexes. Professional recognitions include NSF Graduate Fellowship (USA), Alexander von Humboldt Foundation Fellowship (Germany), DFG Heisenberg Program (Germany), and Japan Society for the Promotion of Science Fellowships. His work integrates field expeditions (e.g., ARKTIS cruises), laboratory geochemistry, and computational models to advance understanding of mantle dynamics and crustal evolution.
Timothy John O'Brien is a Professor of Astrophysics and Associate Director of the Jodrell Bank Centre for Astrophysics at the University of Manchester, Faculty of Science & Engineering, Department of Physics & Astronomy. He also served as Director of Teaching & Learning in the Department of Physics & Astronomy from 2016-2020 and as Associate Dean for Social Responsibility for the Faculty of Science & Engineering during the same period. His educational background includes a B.Sc. (Hons) in Physics with Astrophysics from the University of London (1985) and a Ph.D. in Astrophysics from the University of Manchester (1990). Professor O'Brien's research concentrates on the study of exploding stars—mainly nova outbursts caused by thermonuclear explosions on the surface of white dwarfs in binary star systems. Over the years, he has developed expertise in a wide range of astrophysical techniques, working across the spectrum from radio waves to X-rays while also carrying out numerical simulations of the aftermath of explosions using his own hydrodynamic codes. Recently, he has developed an interest in the search for extra-terrestrial intelligence (SETI) using radio telescopes. His research fingerprint shows strong activity in Novae (100%), Optical Bursts (94%), Recurrent Novae (56%), Ejecta (45%), Planetary Nebula (38%), Emissions (32%), Classical Novae (32%), and Nebula (28%). His recent publications demonstrate a continued focus on nova outbursts, particularly in symbiotic novae systems like RS Ophiuchi, with high-resolution imaging techniques and multi-wavelength observations. His work spans theoretical modeling, observational astronomy across the electromagnetic spectrum, and data analysis from major telescope facilities. Kelvin Medal of the Institute of Physics (2014) for Public Engagement Professor O'Brien has extensive teaching experience, having worked as a lecturer in three universities since 1988. He has taught a wide range of courses in astronomy & astrophysics, physics, applied mathematics, and computing. From 1999-2009, he directed a distance learning program in astronomy that enrolled over 1,300 students. His current teaching includes Dynamics, Physics of the Solar System, and a course on the Search for Extraterrestrial Life. He has also supervised numerous project students throughout his career. He is actively involved in public engagement, including regular media appearances and events at the Jodrell Bank Centre for Engagement. He was a co-founder of the bluedot festival and contributed to the successful nomination of Jodrell Bank Observatory as a World Heritage Site in 2019.
Marilyn J Smith is the David S. Lewis Professor and Director of the Vertical Lift Research Center of Excellence (VLRCOE) at the Georgia Institute of Technology's Daniel Guggenheim School of Aerospace Engineering. She leads a seven-university consortium conducting vertical lift research for the U.S. Army, Navy, and NASA, and has secured over $200 million in collaborative research funding. Computational Nonlinear Computational Aeroelasticity Lab Director NASA FUN3D development team contributor Aerospace Systems Design Lab (ASDL) affiliate Her research spans unsteady aerodynamics, computational aeroelasticity, and sustainable energy applications across rotary-wing, fixed-wing, and launch vehicles. She serves on the Vertical Lift Consortium (VLC) Board of Directors and Vertical Flight Society (VFS) Board, while acting as VFS Deputy Technical Director for Aeromechanics and leading international NATO AVT panels on UAV aerodynamics. Recent publications focus on galaxy cluster cosmology, ship-helicopter dynamic interface modeling, and Type Ia supernova analysis. She has won prestigious awards including the AIAA Aerodynamics Award and multiple American Helicopter Society honors for research, mentoring, and service. 2022 AIAA Aerodynamics Award 2015 Best Paper Awards at AHS Forum 2014 & 2012 AHS Agusta-Westland International Fellowships Her laboratory work integrates high-performance computing with aerospace design and develops advanced turbulence models through partnerships with Georgia Tech Research Institute (GTRI). She contributes to public science communication with appearances on National Geographic, PBS, NPR, and local media.
Prof. Dr. Harald Lesch is a distinguished Professor of Theoretical Astrophysics at Ludwig Maximilian University of Munich and Lecturer in Natural Philosophy at the Munich School of Philosophy. Born on July 28, 1960 in Giessen, he completed his physics studies at Justus Liebig University of Giessen and Rheinische Friedrich-Wilhelms University of Bonn, earning his doctorate in 1987. After research positions at the Heidelberg-Königsstuhl State Observatory and University of Toronto, he received his habilitation at the University of Bonn in 1994. Lesch is renowned for making complex scientific concepts accessible to the public. His research interests span theoretical astrophysics, cosmology, gravitational waves, and the philosophical implications of scientific discoveries. He has authored numerous books exploring the relationship between science, philosophy, and everyday life, focusing particularly on how cosmic phenomena connect to human existence. His television career began in 1998 with 'Alpha Centauri' and 'The Physics of Albert Einstein' on BR-alpha. Since September 2008, he has presented ZDF's science magazine, which evolved from 'Abenteuer Forschung' to 'Leschs Kosmos' in 2014, and most recently to 'Terra X Harald Lesch' in 2024. In February 2016, he launched the YouTube channel 'Terra X Lesch & Co,' further expanding his science communication efforts. Patron of the Children's University Weimar since 2018 Presenter of 'The Big Questions' since 2023 Host of numerous documentary series including 'Fascination Universe' (2009-2023), 'Supercodes - The Secret Formulas of Nature' (2021/2022), and 'Das Rätsel Zeit' (2024) Lesch has received over 20 major awards recognizing his exceptional contributions to science communication, including the Communicator Prize (2005), multiple Deutscher Fernsehpreis awards (2018, 2020), and Germany's highest honor, the Verdienstorden der Bundesrepublik Deutschland (2023). His work bridges the gap between academic research and public understanding, making him one of Germany's most influential science communicators.
Prof. Dr. Arwen Deuss is a full Professor at the Faculty of Geosciences, Utrecht University , specializing in Seismology . Her research focuses on mapping Earth's deep interior using global seismology, with particular emphasis on mantle discontinuities, core structure, and whole Earth oscillations. She integrates seismological data with mineral physics, geodynamic modeling, and geochemistry to understand planetary evolution. Key research areas: Earth's Deep Interior, Global Seismology, Mantle Discontinuities, Inner Core Anisotropy Teaches courses in Theoretical Seismology, Earth Systems, and Planetary Interior Structure Developed open-source tools like FrosPy for normal mode analysis Her recent work explores 3D mantle attenuation, tilted transverse isotropy in the inner core, and seismic wave coupling. She leads projects connecting seismic tomography with geodynamic processes and maintains active collaborations in international seismological research.
Sally Gibson is a researcher at the Department of Earth Sciences, University of Cambridge, specializing in mantle geodynamics and volatile cycling processes. Her work integrates field observations, geochemical analysis, and numerical modeling to investigate how deep Earth processes influence surface environments over 3.5 billion years of planetary evolution. Research focuses on volatile cycling (CO₂, H₂O, F, Cl, S) in mantle systems Key projects include mantle plume-ridge interactions with collaborators in the US and Ecuador Operates a LA-ICP-MS laboratory for high-resolution geochemical analyses Supervises PhD students in petrology, geochemistry, and numerical modeling Her research addresses fundamental questions about Earth's habitability through studies of mantle-derived volatiles critical for climate regulation and energy transition metal deposits. Fieldwork in remote regions like Antarctica, Lesotho, and the Galápagos Islands provides empirical data for her interdisciplinary approach. Recent publications highlight her expertise in mantle xenolith analysis, plume dynamics, and volatile quantification in large igneous provinces. Her group's work combines 3He/4He isotopic analysis with seismic tomography to constrain lithospheric evolution and mineral deposit formation. Students under her supervision develop expertise in petrology and geochemical modeling while engaging with environmental and societal impacts of geological research. She actively promotes scientific outreach and community engagement, fostering connections between academia and broader society.
John Shaw is the Harry C. Dudley Professor of Structural and Economic Geology and a Professor of Environmental Science and Engineering at Harvard University's School of Engineering and Applied Sciences. He also serves as Vice Provost for Research at Harvard, overseeing institutional research strategy and initiatives. His primary research focuses on structural geology, geophysics, and earthquake hazards, particularly in active fault systems, mountain belt tectonics, and subsurface energy development. Prof. Shaw leads the Structural Geology & Earth Resources Program, an industry-academic consortium that integrates geophysical data (3D seismic surveys, remote sensing) with advanced numerical modeling to address geological and environmental challenges. Education and professional experience: Joined Harvard Faculty in 1997. His research portfolio includes collaborations with the Southern California Earthquake Center (SCEC) and the development of critical infrastructure like the SCEC Unified Community Velocity Model (UCVM). His work emphasizes practical applications such as fault stability assessments and carbon sequestration impact studies. Research interests span: 1) active fault characterization for seismic hazard mitigation, 2) tectonic evolution of mountain belts, 3) numerical modeling of fault dynamics, and 4) geomechanical impacts of subsurface energy projects. His structural modeling innovations have advanced understanding of thrust fault systems and fault-bend folding mechanisms. Professional contributions include leadership roles in interdisciplinary consortia and development of open-source geophysical software frameworks. Administrative duties at Harvard's Office of the Vice Provost for Research (VPR) focus on advancing institutional research capacity and fostering cross-disciplinary collaborations.
Oliver Shorttle is a Professor of Natural Philosophy at the University of Cambridge, holding a joint position between the Department of Earth Sciences and the Institute of Astronomy. His research focuses on planetary evolution, extrasolar planets, and geochemical cycling, integrating geological and astronomical perspectives. He explores topics such as exoplanet habitability, volcanic processes on distant worlds, and the role of volatiles in planetary systems. Education and Career: Shorttle earned his undergraduate degree in Natural Sciences from Cambridge, followed by a PhD in Earth Sciences. He held postdoctoral positions at Caltech and as a JSPS fellow in Japan before returning to Cambridge as faculty. Research Themes: His work spans planetary chemistry, magma dynamics, and the interplay between planetary interiors and atmospheres. Key projects include analyzing protoplanetary disks, simulating volcanic activity on exoplanets, and investigating phosphorus’s role in prebiotic chemistry. Collaborations: Leads the Planetary Chemistry group, collaborating across disciplines at Cambridge and internationally. Current projects involve modeling exoplanet atmospheres, studying mantle melting processes, and developing geochemical methods to probe planetary formation. Labs/Teams: Directs the Planetary Chemistry research group, fostering interdisciplinary research between geology and astronomy. Active in fieldwork, lab analysis, and computational modeling.
Professor John Parnell is the Chair in Geology & Petroleum Geology at the University of Aberdeen , affiliated with the School of Geosciences and Department of Geology and Petroleum Geology . His research focuses on geochemistry, paleoenvironmental reconstruction, trace element cycling, and sedimentary systems , with significant contributions to studies of the Rhynie Chert, Bowland Shale, and Lewisian Complex. Research Interests Professor Parnell's work spans: Geochemical analysis of Paleoproterozoic and Neoproterozoic systems Trace metal mobility in sedimentary and metamorphic environments Organic carbon burial and its tectonic implications Planetary analog studies for Mars exploration Shale resource characterization and environmental impact assessment Recent Publications His recent articles highlight investigations into: Graphitization processes in Scottish Highlands marbles Sulphur isotope records in Precambrian successions Trace element dynamics in the Bowland Shale Biogeochemical cycling at the Precambrian-Cambrian boundary Labs & Collaborations He leads research in the Geofluids Group and collaborates with the Planetary Sciences Department on Mars analog studies.
Nathan Yee is a Professor at Rutgers University, where he has held academic appointments since 2004. He earned his B.Sc. from McGill University (1997) and Ph.D. from the University of Notre Dame (2001), followed by postdoctoral research at the University of Leeds (2001-2003). His career progression includes positions as Assistant Professor (2004-2010), Associate Professor (2010-2016), and full Professor since 2016. Research Focus Yee's research integrates geochemistry and geomicrobiology to study: mineral transformation processes, interactions between metal ions and mineral surfaces, microbial influences on inorganic element cycling, and contaminant behavior in environmental systems. His work combines experimental approaches with modeling to investigate biogeochemical processes relevant to early Earth evolution, microbial metabolism, and environmental remediation. Key themes include biologically catalyzed redox reactions, metal isotope fractionation, and geomicrobial controls on contaminant transport. Publication Trends Yee's recent publications (2021-2025) demonstrate strong emphasis on microbial-metal interactions, isotope geochemistry, and planetary science. Dominant themes include: isotopic tracing of metal cycling (Ni, Cu, Hg), microbial redox transformations of contaminants (Se, Te, U), photochemical processes in early Earth systems, and astrobiological investigations of planetary bodies like Mars and Enceladus. Methodologies frequently combine laboratory experiments with geochemical modeling.
Scott England is a Professor in the Department of Aerospace and Ocean Engineering at the College of Engineering, Virginia Polytechnic Institute and State University. He serves as the Project Scientist for NASA’s Ionospheric Connection Explorer (ICON), Co-Investigator for Global-scale Observations of the Limb and Disk (GOLD), and Participating Scientist for Mars Atmosphere and Volatile Evolution (MAVEN). Education PhD, University of Leicester (UK), 2005 MPhys First Class Honors, University of Leicester (UK), 2001 England’s research focuses on planetary atmosphere-space environment interactions, particularly gravity waves, atmospheric tides, and ionosphere-thermosphere coupling on Earth and Mars. His work integrates NASA mission data (ICON, GOLD, MAVEN) with numerical modeling to study thermal dynamics, wind systems, and solar flare impacts. Recent publications highlight his expertise in thermospheric gravity wave science, planetary wave-induced ionospheric variability, and Mars atmosphere studies using EMUS and IUVS instruments. Articles span topics like Seasonal variability of DE3/DE2 tides , Transient Martian hot oxygen corona , and Shock-induced plasma dynamics . Scientific Honors 2020 Dean's Award for Teaching Excellence 2016 RHG Exceptional Achievement for Mars Science As a professional leader, England served as Thermospheric Lead for the 2019 Planetary Mission Concept Studies Program and on the National Academy of Sciences Decadal Survey panel. He manages Virginia Tech’s participation in the Virginia Space Grant Consortium and has contributed to high-performance computing committees.
Imre Bartos is an Associate Professor of Physics at the University of Florida, specializing in multi-messenger astrophysics that combines gravitational waves, neutrinos, and electromagnetic signals. His research investigates extreme cosmic explosions involving black holes and neutron stars, with emphasis on merger environments in active galactic nuclei. Groundbreaking work includes demonstrating how nearby neutron star mergers influenced Solar System composition, identifying AGN disks as factories for eccentric black hole mergers, and developing techniques to probe black hole origins through gravitational wave localization. His group participates in major collaborations including LIGO, LISA, and IceCube observatories. Professor Bartos received the Sloan Fellowship and shares Breakthrough Prize honors for contributions to gravitational wave astronomy. He leads observational programs using Chandra, VLA, and Fermi telescopes while mentoring students in computational astrophysics techniques.
