Stephanie O’Sullivan was a Distinguished Fellow at Georgetown’s Center for Security and Emerging Technology (CSET). Stephanie served as the Principal Deputy Director of National Intelligence at the Office of the Director of National Intelligence from 2011 to 2017. There, she focused on the operations of the Office of the Director of National Intelligence and the intelligence community as well as integration initiatives and resource challenges. Prior to that assignment, she served as the Associate Deputy Director of the Central Intelligence Agency.

Stephanie also led the CIA’s Directorate of Science and Technology for four years, overseeing the part of the Agency responsible for developing and deploying innovative technology in support of intelligence collection and analysis. Stephanie joined the CIA in 1995 after working for the Office of Naval Intelligence and TRW, and held various management positions in the CIA’s Directorate of Science and Technology over the course of her career. In addition to being an independent contractor for the CIA, she is a member of the Board of Trustees of the Aerospace Corporation, and serves on the Board of Directors of Battelle Memorial Institute and the CIA Memorial Officers Foundation.