Catherine Callas is a Ph.D. candidate in the Benson Lab in Energy Resources Engineering at Stanford University. She is an ExxonMobil Emerging Energy Fellow, and her research is focused on site selection for carbon storage in depleted hydrocarbon reservoirs and saline reservoirs. She obtained her M.S. degree in the Atmosphere and Energy program within Civil and Environmental Engineering from Stanford University and a B.S. degree in Chemical Engineering from Brown University. Before attending Stanford, she worked as a Financial Analyst within the Fixed Income group at Goldman Sachs in New York City for three years.