She studies volcanic processes and their impacts on the Earth's environment and has appeared on the television and radio Marie Edmonds (born 14 September 1975) is a Professor of volcanology and geology at the University of Cambridge whose research focuses on the physics and chemistry of volcanic eruptions and magmatism and understanding volatile cycling in the solid Earth as mediated by plate tectonics Jani Radebaugh American planetary scientist and professor of geology at Brigham Young University Lindy Elkins-Tanton, planetary scientist and professor with expertise in planet formation and evolution. She is the Director of the School of Earth and Space Exploration at Arizona State University (ASU) in Tempe, Arizona, Principal Investigator of NASA's Psyche mission, and former director of the Carnegie Institution for Science's Department of Terrestrial Magnetism. Jenni Barclay, professor of volcanology at the University of East Anglia.