
Christopher Costa
Former Special Assistant to the President and Senior Director for Counterterrorism on the National Security Council (NSC)
Christopher P. Costa is the Executive Director, International Spy Museum, and an adjunct associate professor with Georgetown University’s Security Studies Program, Walsh School of Foreign Service. He was special assistant to the president and senior director for counterterrorism at the National Security Council from 2017 to 2018.
The hybrid threat challenge facing Europe today is reminiscent of the terrorist threat challenge of the post-9/11 Global War on Terrorism (GWOT) era. Because of that similarity, the alliance should [...] More
OPINION — The global terrorism landscape in 2026 — the 25th anniversary year of the 9/11 terrorism attacks — is more uncertain, hybridized, and combustible than at any point since 9/11. Framing a [...] More



