Bachelor's Degree, Princeton; J.D., Yale; Ph.D., Kings College London
Joshua Geltzer serves as the founding Executive Director of the Institute for Constitutional Advocacy and Protection as well as Visiting Professor of Law at Georgetown University Law Center. He is also an International Security Program Fellow at New America and an Executive Editor at Just Security.
Geltzer served from 2015 to 2017 as Senior Director for Counterterrorism at the National Security Council staff, having served previously as Deputy Legal Advisor to the National Security Council and as Counsel to the Assistant Attorney General for National Security at the U.S. Department of Justice. He also served as a law clerk to Justice Stephen Breyer of the U.S. Supreme Court and, before that, as a law clerk to Chief Judge Alex Kozinski of the Ninth Circuit Court of Appeals.
Geltzer received his J.D. from Yale Law School, where he served as editor-in-chief of the Yale Law Journal, and his PhD in War Studies from King’s College London, where he was a Marshall Scholar. Before that, he attended Princeton University, majoring in the Woodrow Wilson School of Public and International Affairs.
He is the author of US Counter-Terrorism Strategy and al-Qaeda: Signalling and the Terrorist World-View, published by Routledge; and his writings have appeared in a wide range of scholarly and popular publications including The Atlantic, the Berkeley Journal of International Law, Defense One, Foreign Policy, the Journal of Constitutional Law, the New York Times, Parameters, Politico, Studies in Conflict & Terrorism, and the Washington Post.He has appeared on BBC, Bloomberg TV, CBS, CNN, C-SPAN, Fox News, MSNBC, National Public Radio, and more.
Geltzer is a life member of the Council on Foreign Relations, a member of the American Law Institute, a member of the American Bar Association’s Rule of Law Initiative board, and a member of the Hostage US board of directors.
"Coronavirus, Public Perceptions and the Dangers of “News Deserts”," coverage in Just Security, March 25, 2020, featuring Visiting Professor Joshua Geltzer.
"Previously Unreleased Defense Dept. Email Confirms Trump Made ‘Final Decision’ on Withholding Ukraine Aid," coverage by Law & Crime, February 29, 2020, mentioning Professor Joshua Geltzer.
"DC Circ. Lets Trump Bar McGahn Testimony To Congress," coverage by Law 360, February 28, 2020, mentioning Visiting Professor Joshua Geltzer and Seth Wayne, Senior Counsel, Institute for Constitutional Advocacy and Protection.
"The Lost 110 Words of Our Constitution," a piece by Visiting Professor Joshua Geltzer, appearing in Politico, February 23, 2020.