Her research focuses on the composition of planetary surfaces, tracing evidence of water-related processes throughout the solar system, remote sensing techniques and instruments, and unraveling Mars' environmental evolution. She was a student science collaborator on the Mars Exploration Rovers (Spirit and Opportunity), is co-investigator on the CRISM imaging spectrometer on the Mars Reconnaissance Orbiter, is a Participating Scientist on the Mars Science Laboratory Curiosity rover, is an affiliate of the Dawn team for its investigation of Ceres, and is part of the science team of the upcoming Mars 2020 rover. ​