Sarah Fagents is a Researcher in the Hawaii Institute of Geophysics and Planetology at the University of Hawaii at Manoa. She investigates volcanic features and eruption processes on the Earth and other planets, and is a member of the science team of the upcoming Mars 2020 rover mission. Her publications cover a wide range of volcanic subject matter, including magma–water interactions, explosive volcanism on Mars and Venus, lava flow dynamics and heat transfer, and cryovolcanism on Jupiter’s moon Europa. She shares her enthusiasm for planetary volcanism with the public whenever possible.