Paul K. Byrne is Assistant Professor of Planetary participating scientist on the MESSENGER mission to Mercury and is a Science at North Carolina State University (USA). co-investigator on the OSIRIS REx mission to asteroid Bennu and on He graduated with a PhD in planetary geology from the InSight mission to Mars. Trinity College Dublin (Ireland) in 2010 and, as a Olivier Namur is an assistant professor at the postdoctoral fellow from 2011 to 2015 at the Katholieke Universiteit Leuven (Belgium), where he Carnegie Institution’s Department of Terrestrial teaches igneous and metamorphic petrology. His Magnetism (Washington DC, USA) and the Lunar research focusses on magma differentiation, mantle and Planetary Institute (Texas, USA), he participated in NASA’s melting and crust formation on Earth and on other MESSENGER mission to Mercury. He was named a NASA Early Career terrestrial bodies (the Moon, Mars and Mercury). Fellow in 2015. Through a combination of remotely sensed data, phys­ He has a special interest in the formation and evolu­ ical and numerical modeling, and fieldwork at analog sites, his research tion of mafic layered intrusions and basaltic volcanoes. His research focuses on the links between surface and interior processes on rocky combines fieldwork, geochemistry, thermodynamic and numerical and icy solar system bodies. modeling and experimental petrology. Camille Cartier is a young assistant professor of Larry R. Nittler is a cosmochemist at the Carnegie geology at the University of Lorraine (France). Her Institution of Washington (USA) who studies the research is focused on magmatic processes that have origin and evolution of stars, the Milky Way Galaxy, led to the formation and evolution of planetary and the solar system, both through laboratory bodies (e.g. Earth, Moon, Mercury, asteroids). analysis of extraterrestrial materials and through Combining experimental petrology, cosmochem­ planetary remote sensing via spacecraft. He istry, and thermodynamic modeling, she has obtained a BA in physics from Cornell University worked on topics that are linked by a common thread: the impact of (New York, USA) and a PhD in physics from Washington University in oxygen fugacity on phase equilibria and on deductions from trace ele­ St. Louis (Missouri, USA). He worked on the Near Earth Asteroid ment partitioning. Rendezvous - Shoemaker mission to asteroid Eros, has played leading Bernard Charlier is an igneous petrologist inter­ roles in the analysis of comet and solar wind samples returned by ested in the magmatic processes that have led to NASA’s Stardust and Genesis missions, respectively, and served as deputy the chemical differentiation of the Earth’s crust principal investigator on NASA’s MESSENGER mission to Mercury. He (including the genesis of ore deposits) and on the is currently a NASA participating scientist on the Japanese asteroid formation and evolution of terrestrial bodies sample-return mission, Hayabusa2, a member of the ESA/JAXA (Moon, Mars and Mercury). His research combines BepiColombo Mercury mission team, and director of the Carnegie ion fieldwork, petrography, geochemistry, high-temper­ microprobe laboratory. ature experimental petrology, and thermodynamics. He has been the David A. Rothery is Professor of Planetary head of the Laboratory for Experimental Petrology at the University of Geosciences at the Open University (UK), where he Liège (Belgium) since 2016. chairs the level 2 planetary science course. Formerly Steven A. Hauck, II is a professor at Case Western a terrestrial volcanologist, he has been involved Reserve University (Ohio, USA) where he researches with the ESA’s BepiColombo mission to Mercury the structure and evolution of planets and their for more than a decade. He is lead co-investigator interiors. Hauck has an undergraduate degree in for geology on the Mercury Imaging X-ray aerospace engineering and mechanics and a PhD Spectrometer and leads ESA’s Mercury Surface and Composition in Earth and planetary sciences. He was a partici­ Working Group. Since 2018, he has been leading a work package on a pating scientist on the MESSENGER mission to European Commission Horizon 2020 project called ‘Planmap’ directed Mercury and is the current Editor-in-Chief of the Journal of Geophysical at improving European capabilities in planetary mapping. He has a Research: Planets. His research focuses on analyzing spacecraft data sets particular interest in preparing the best possible MESSENGER-based derived from laser altimetry and gravity in concert with geophysical geological maps of Mercury in order to set the context for BepiColombo models to understand how planets lose heat and how the processes studies. associated with heat loss influence a planet’s history. Rebecca J. Thomas is a planetary geologist Catherine L. Johnson is a professor at the University researching Mercury, Mars, and the Moon. Her work of British Columbia (Canada) and a senior scientist primarily looks at geomorphological surface evi­ at the Planetary Science Institute (Arizona, USA). dence for the processes at work in these terrestrial Her research focuses on using geophysical satellite bodies and how they interact: this includes volca­ and ground-based data sets to understand the sur­ nism and its relationship with tectonism. Her faces and interiors of rocky planets, moons and research on Mercury has focused on volatile-related asteroids. She has a BSc (Hons) in geophysics from landforms such as sites of probable explosive volcanism. Her research the University of Edinburgh (Scotland) and a PhD in geophysics from on Mars has encompassed seeking evidence for past or current presence the Scripps Institution of Oceanography (California, USA). She was a of habitable environments.

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Elements 6 February 2019 Downloaded from http://pubs.geoscienceworld.org/msa/elements/article-pdf/15/1/6/4640698/gselements-15-1-6.pdf by guest on 25 September 2021 Sean C. Solomon is the Director of the Lamont– USA). She analyses and interprets geochemical remote sensing data for Doherty Earth Observatory (Columbia University) terrestrial planets (mainly Mercury and the Moon). In parallel with and is the William B. Ransford Professor of Earth her work in planetary science, Shoshana is a science writer and editor. and Planetary Science at Columbia University (New She has held several science communication positions, including at the York, USA). He earlier served as Director of the European Space Agency (The Netherlands) and at Imperial College Carnegie Institution’s Department of Terrestrial London (UK). See www.shoshanazweider.com. Magnetism (Washington DC, USA) and was Bernard J. Wood is a research professor in the Professor of Geophysics at the Massachusetts Institute of Technology Department of Earth Sciences, University of Oxford (USA). He was principal investigator for the MESSENGER mission to (UK). He previously held positions at Northwestern Mercury and a co-investigator on the Magellan mission to Venus, on University (Illinois, USA), the University of NASA’s Mars Global Surveyor team, and the GRAIL mission to the Moon. Manchester (UK), and the University of Bristol A member of the U.S. National Academy of Sciences, Solomon was the (UK). His research interests are in the application President of the American Geophysical Union. In 2014, he received the of high-pressure–high-temperature experiments to National Medal of Science from President Barack Obama. understand the structure and evolution of the Earth. During his career, Shoshana Z. Weider is a program scientist in the he has applied experiments to solve problems in the thermodynamic Planetary Science Division of NASA’s Science properties of minerals, geobarometry and geothermometry, the nature Mission Directorate, based at NASA Headquarters of the seismic discontinuities in the mantle, and the factors that control in Washington DC (USA). She obtained an crystal–melt partitioning of trace elements. Currently, his principal MEarthSci degree from the University of Oxford interest is in the accretion and differentiation of the Earth. (UK), followed by a PhD in lunar geology from Birkbeck College, University of London (UK). She then worked on NASA’s MESSENGER mission to Mercury as a postdoc­ toral fellow at the Carnegie Institution for Science (Washington DC,

Elements 7 February 2019 Downloaded from http://pubs.geoscienceworld.org/msa/elements/article-pdf/15/1/6/4640698/gselements-15-1-6.pdf by guest on 25 September 2021