As we enter our fourth year, Just Security is adding five new members to our Board of Editors, to help us continue to provide informed, thoughtful and nuanced analysis of today’s most pressing national security questions. This outstanding group brings years of experience and expertise to help us navigate the legal nitty gritty and policy implications of a wide range of issues including the Russia investigation, the Trump administration’s expanded use of drone strikes, the new era of cyber and surveillance, the impact of U.S. national security policies in different parts of the globe, and more. We couldn’t be more excited that they are joining the Just Security team. 


Josh Geltzer is 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 a fellow in New America’s International Security program. He 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 Department of Justice.

Nadim Houry (@nadimhoury) is the director of Human Rights Watch’s terrorism and counterterrorism program. Prior to joining HRW, Houry served as deputy counsel for the Volcker Commission, where he spent more than a year conducting fact-finding missions in the Middle East as part of the United Nation’s corruption inquiry into the Oil-for-Food Programme.

Renato Mariotti (@renato_mariotti)  is a partner at Thompson Coburn LLP, and was formerly a federal prosecutor in the Securities and Commodities Fraud Section of the United States Attorney’s Office. In that role, he was best known as the lead prosecutor in U.S. v. Coscia, the nation’s first federal prosecution of a high-frequency trader for order entry and the first prosecution nationwide under the anti-spoofing provision of the Dodd-Frank Act.  During his nine years at the U.S. Attorney’s Office for the Northern District of Illinois, Renato tried more than a dozen criminal trials and prosecuted a wide array of white-collar crimes, including commodities and securities fraud, spoofing, cybercrime, bank fraud, investor fraud, health care fraud, mortgage fraud, tax evasion and Internet pharmaceutical sales. Renato is also a legal analyst on television networks like MSNBC and CNN.

Asha Rangappa (@AshaRangappa_) is an Associate Dean at Yale Law School in New Haven, Connecticut, where she has worked since 2005. Prior to her current position, Asha served as a Special Agent in the New York office of the FBI, specializing in counterintelligence investigations.  Her work involved assessing threats to national security, conducting classified investigations on suspected foreign agents, and performing undercover work. She is also a  legal and national security analyst for CNN.

Rita Siemion (@ritasiemion) is International Legal Counsel at Human Rights First, where she advocates for national security and counterterrorism policies that respect human rights and the rule of law. She is an expert in the intersecting legal frameworks that govern counterterrorism operations at home and abroad, including the law of armed conflict, international human rights law, and state sovereignty law. She is also an Adjunct Professor of Law at the Georgetown University Law Center and Associate Adjunct Professor of Law at American University Washington College of Law.