Joshua Geltzer

ASU Future of War Fellow

Joshua Geltzer, ASU Future of War Fellow, is writing a book exploring challenges associated with modern communications technologies such as social media platforms, file-upload sites, and internet search engines.  He is the executive director and visiting professor of law at Georgetown University Law Center's Institute for Constitutional Advocacy and Protection.  

From 2015 to 2017, he served 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 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.  

Josh 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 work has appeared in The Atlantic, Foreign Policy, ParametersStudies in Conflict & Terrorism, the Journal of Constitutional Law, and the Berkeley Journal of International Law.

All Work

FELLOWS
Trump Shreds Norms in Response to New York Attack

Joshua Geltzer was quoted in The Globe and Mail on President Trump's reaction to the terrorist attack in New York City on October 31.


FELLOWS and INTERNATIONAL SECURITY
For Quick and Strong Justice, Look to the Courts—Not Guantanamo

Joshua Geltzer wrote for Just Security on why transferring Sayfullo Saipov to Guantánamo is a bad idea.


FELLOWS and INTERNATIONAL SECURITY
Trump Suggests Guantánamo Prison for Truck Attack Suspect, an Unprecedented Step

Joshua Geltzer was quoted in the New York Times on the Trump administration's consideration of sending Sayfullo Saipov to Guantánamo.


FELLOWS and INTERNATIONAL SECURITY
Terror in NYC: The Real Test Comes Tomorrow, Not Today

Josh Geltzer wrote for Just Security on the importance of U.S. leaders' response in the aftermath of the terrorist attack in NYC on Oct. 31.


FELLOWS and INTERNATIONAL SECURITY
Obama-Era Uranium Deal Yields New Questions, New Accusations and New Investigation

FELLOWS and INTERNATIONAL SECURITY
Silicon Valley Gets Behind Initiative to Challenge Trump’s Agenda in Court

Joshua Geltzer was quoted in BloombergTechnology.


FELLOWS and INTERNATIONAL SECURITY
The Arpaio Decision: When the World Is Extraordinary But the Law is Ordinary

Joshua Geltzer wrote for Just Security on the federal judge in Joe Arpaio's case deciding to keep his guilty conviction on the books.


FELLOWS and INTERNATIONAL SECURITY
New Suit Filed in Virginia to Prevent Another “Charlottesville” Paramilitary Rally

Joshua Geltzer wrote for Just Security on the lawsuit he filed to prevent the kind of violence that occurred in Charlottesville in August.


FELLOWS and INTERNATIONAL SECURITY
Donald Trump’s Voter Fraud Commission Just Suffered a Court Defeat

Joshua Geltzer was quoted in the Daily Beast regarding cybersecurity and the Pence-Kobach Commission:


FELLOWS and INTERNATIONAL SECURITY
What Does the New Travel Ban Say About Trump’s Relationship to Judges? Stay Tuned…

Joshua Geltzer wrote for Just Security on what the new travel ban says about President Trump's relationship to judges and the courts.


FELLOWS and INTERNATIONAL SECURITY
Keeping Guantánamo Bay open damages our national security

Joshua Geltzer writes for The Hill regarding the Guantanamo Bay and national security


INTERNATIONAL SECURITY
Judge Bolton Should Let Someone Make the Argument Against Vacating Joe Arpaio's Conviction

Joshua Geltzer wrote for Lawfare on the upcoming hearing for Joe Arpaio's request to have his conviction for criminal contempt vacated.