Rachel Posner Ross is deputy director for policy and international engagement in the Office of the Secretary of Defense (OSD) Office of Operational Energy Plans and Programs, where she develops DoD energy policies and leads outreach efforts across the Combatant Commands, interagency, and private sector. Prior to joining OSD, she served as a fellow in the Energy and National Security Program at the Center for Strategic and International Studies (CSIS) – a bipartisan, nonprofit think tank based in Washington, DC. Previously, she has served as the assistant director of the CSIS Global Water Futures Project; research associate with the CSIS Global Strategy Institute; and Brent Scowcroft Award Fellow with the Aspen Strategy Group. Ms. Ross graduated summa cum laude and Phi Beta Kappa from the University of California, Los Angeles, and earned her M.Phil. in modern society and global transformations at the University of Cambridge in the United Kingdom.