Dr. Ramon Arrowsmith has been appointed as the new Director, School of Earth and Space Exploration (SESE) at Arizona State University. He began his appointment on July 1, 2026. Prior to his appointment, Dr. Arrowsmith served as the Interim Director of SESE. He has been at Arizona State University since 1995 and earlier held administrative positions in SESE including Deputy Director, Associate Director for Operations, and Associate Director for Graduate Studies. Dr. Arrowsmith teaches field geology, structural geology, geomorphology, and computers in earth and space exploration and has led many short courses, workshops, and visioning activities emphasizing high resolution topographic data and tectonic geomorphology. He and his students conduct research on active faulting, earthquake geology, tectonic geomorphology, and the geologic framework for human origins. He is also a Research Affiliate for the Institute of Human Origins. Dr. Arrowsmith earned his Ph.D. in Geological and Environmental Sciences from Stanford University and his B.A. degree in Geology and Spanish from Whittier College.