Previously, he was a Postdoctoral Fellow at Harvard University’s Belfer Center for Science and International Affairs. His first book, The Cybersecurity Dilemma, was published by Oxford University Press in 2017. He has written journal articles and peer-reviewed papers on artificial intelligence, attributing cyber attacks, deterrence in cyber operations, cryptography, election cybersecurity, and the spread of malicious code between nations and non-state actors. He is also a regular contributor to War on the Rocks and Lawfare, and has published op-eds in the Washington Post and other outlets. Ben received his PhD in War Studies from King’s College London, where he was a Marshall Scholar. He earned masters and undergraduate degrees from Georgetown University.