Jay Kingham Senior Research Fellow in International Regulatory Affairs, The Heritage Foundation
Brett D. Schaefer is the Jay Kingham Fellow in International Regulatory Affairs at Heritage's Margaret Thatcher Center for Freedom.
Schaefer analyzes a range of foreign policy issues, focusing primarily on the United Nations and affiliated funds and programs. He frequently speaks and publishes on issues related to the world body and its activities.
Schaefer is editor of the 2009 book, ConUNdrum: The Limits of the United Nations and the Search for Alternatives (Rowman & Littlefield). It features chapters written by fellow experts on an array of international activities and responsibilities conducted by the U.N. and related international organizations, among them diplomacy, international law, peacekeeping, the environment, disarmament, health, human rights, trade and development.
A frequent visitor to sub-Saharan Africa, Schaefer has written extensively on economic development and peace and security issues there and how those issues affect America's national interests.
Schaefer's writing and analysis include contributions to rankings of individual nations in the annual Index of Economic Freedom, published by Heritage and The Wall Street Journal.
He speaks frequently to audiences of business leaders, congressional staff and academics, and has testified before Congress on the United Nations and foreign assistance and development.
Schaefer's appearances on a variety of radio and television programs include CNN, Fox, MSNBC, BBC and C-SPAN.
He joined Heritage in 1995 and was named Kingham Fellow in September 1996. He worked at the Pentagon as an assistant for international criminal court policy from March 2003 to March 2004.Schaefer received his master's degree in international development from the School of International Service at American University in Washington, D.C. He also holds a bachelor's degree in anthropology from Florida State University.
Senior Legal Fellow and Manager, National Security Law Program, The Heritage Foundation
Charles “Cully” Stimson is a widely recognized expert in national security, homeland security, crime control, drug policy and immigration. A senior legal fellow at The Heritage Foundation since 2007, Stimson became Manager of the National Security Law Program in Heritage’s Institute for Constitutional Government in April 2013 after serving as Heritage’s chief of staff for a year.
Stimson writes and lectures on policy issues such as the law of armed conflict, terrorist detainee policy and interrogations, the Geneva Conventions, military commissions, the Patriot Act and FISA, criminal law and the death penalty, immigration and the war on drugs. As chief of staff to then-Heritage President Edwin J. Feulner, he was a key adviser on public policy matters as well as manager of Feulner’s office staff and Heritage’s day-to-day operations.
Stimson’s many research papers, op-eds and articles include special reports such as “Adult Time for Adult Crime,” a comprehensive study on the constitutionality of life sentences for teen-age murderers, and Sexual Assault in the Military: Understanding the Problem and How to Fix It, a ground-breaking paper detailing the inner workings of the military justice system compared to its civilian counterpart. His work on criminal and immigration law has been cited in briefs before the U.S. Supreme Court.
He testifies before the U.S. Senate and House on national security issues, and recently testified before the Senate Armed Services Committee on the Law of Armed Conflict, Law of War, and the 2001 Authorization for Use of Military Force.
Before joining the think tank in 2007, Stimson served as Deputy Assistant Secretary of Defense for Detainee Affairs. He advised then-Secretaries of Defense Donald Rumsfeld and Robert Gates and coordinated the Pentagon’s global detention policy and operations, including at Guantanamo Bay and in Iraq and Afghanistan. He was chairman of detainee-related panels such as the Defense Senior Leadership Oversight Committee, and the Special Detainee Follow Up Group. He represented the United States before the U.N. in Geneva, Switzerland in May 2006 where he led the DOD delegation in defense of the United States’ Second Period Report on the Convention Against Torture.
An accomplished trial lawyer, Stimson worked as a prosecutor at the local, state and federal levels, where he concentrated on violent crimes such as homicide, sexual assault and domestic violence. A third generation naval officer, Cully also served as a military prosecutor, defense counsel, and recently served as Deputy Chief Judge of the Navy-Marine Corps Trial Judiciary. He continues to serve, with the rank of Captain, as the Commanding Officer of the Preliminary Hearing Unit.
Stimson’s thousands of media interviews and appearances include Fox News Channel, MSNBC, CNN, BBC, NPR and C-SPAN. He has been quoted by most major newspapers, including The Washington Post, Wall Street Journal, New York Times, Los Angeles Times, and London Times.
A businessman and educator by training, Stimson is Vice Chairman of his family’s commercial real estate company in Seattle. Before 9/11, he was a Vice President at a New York-based global financial services and insurance brokerage firm where ran the private equity mergers and acquisitions D.C. operation.
Stimson holds a law degree from the George Mason University School of Law, where he later taught as an Adjunct Professor of Law. He is a graduate of Kenyon College, where he was Captain of the men’s varsity soccer team and an All-Conference player. He also studied at Harvard and Exeter universities. An avid soccer player and triathlete, he serves as Chairman of the Board of the United States Soccer Foundation, the charitable giving arm of U.S. Soccer.
Nick Ohnell Fellow, The Manhattan Institute
Rafael Mangual is the Nick Ohnell Fellow at the Manhattan Institute, a contributing editor of City Journal, and a member of the Council on Criminal Justice. His first book, Criminal (In)Justice, was released in July 2022. He has authored and coauthored a number of MI reports and op-eds on issues ranging from urban crime and jail violence to broader matters of criminal and civil justice reform. His work has been featured and mentioned in a wide array of publications, including the Wall Street Journal, The Atlantic, New York Post, The New York Times, The Washington Post, Philadelphia Inquirer and City Journal. Mangual also regularly appears on Fox News and has made a number of national and local television and radio appearances on outlets such as C-SPAN and Bloomberg Radio. In 2020, he was appointed to serve a four-year term as a member of the New York State Advisory Committee of the U.S. Commission on Civil Rights.
Prior to joining MI in 2015, Rafael worked in corporate communications for the International Trademark Association. He holds a B.A. in corporate communications from the City University of New York’s Baruch College and a J.D. from DePaul University in Chicago, where he was president of the Federalist Society and vice president of the Appellate Moot Court team. After graduating from law school, Mangual was inducted into the Order of the Barristers, a national honor society for excellence in oral and written advocacy.
Vice President for the Program on Technology, Criminal Justice and Civil Liberties, Lincoln Network
Arthur Rizer is the Vice President for the Program on Technology, Criminal Justice and Civil Liberties at Lincoln Network. In addition to his work at Lincoln, Arthur is a visiting lecturer at University College London, and an adjunct professor at George Mason University’s Antonin Scalia Law School. Arthur is also a member of Columbia University Justice Lab’s Executive Session for the Future of Justice Policy, the Federalist Society’s Executive Committee of the Criminal Law Practice Group, the Virginia Advisory Committee to the U.S. Commission on Civil Rights, and other advisory bodies.
Before joining Lincoln, Arthur was founding director of the R Street Institute’s program on criminal justice and civil liberties. Prior to that, Arthur taught at West Virginia University’s College of Law, and was a visiting professor at Georgetown University Law Center. He also served as a trial attorney with the U.S. Justice Department, primarily as a federal prosecutor in the Criminal Division, where he targeted command-and-control drug cartel leaders and narco-terrorists. He also served as a prosecutor in the U.S. Attorney’s Office for the Southern District of California and in the civil division. Earlier in his career, Arthur served in the U.S. Army, originally enlisting as a private before later receiving a commission. He served as an armor officer, later becoming the commander of a military police company and a Reserve Officers’ Training Corps assistant professor. He deployed to Fallujah, Iraq, with the mission to train the Iraqi Infantry and served as an MP acting battalion commander and executive officer. He retired as a lieutenant colonel from the U.S. Army (WVNG). During his Army career, Arthur received the Bronze Star, Purple Heart, Meritorious Service and Iraq Campaign medals.
Arthur is the author of three books: Lincoln’s Counsel (2010); The National Security Implications of Immigration Law (2013); and Jefferson’s Pen: The Art of Persuasion (2016).
Arthur earned his bachelor’s degree in political science from Pacific Lutheran University; a master of laws, with distinction, from Georgetown University’s Law Center; and his JD, magna cum laude, from Gonzaga University School of Law. He is also a graduate of the U.S. Marine Corps’ Command Staff College. He is in the final stages of a doctorate at the University of Oxford, Faculty of Law, Centre of Criminology that focuses on policing.
Director of Strategy and New Initiatives, Vera Institute of Justice
Insha is the director of strategy & new initiatives. As a member of Vera's leadership team, she helps to incubate new work in the areas of prosecutorial reform, bail, and decarceration, with a focus on developing advocacy-related strategies and accountability. Having practiced as a public defender before coming to Vera, she is a nationally-recognized expert on bail and has developed bail legislation and policies, including recently passed reforms in New York State, and provided technical assistance and training to advocates, judges, defense attorneys, and prosecutors on bail reform, pretrial justice, and reducing jail incarceration.
From 2016-2017, Insha served as staff to the Independent Commission on New York City Criminal Justice & Incarceration Reform, a blue-ribbon commission chaired by former Chief Justice Jonathan Lippman of the New York State Court of Appeals that developed a blueprint to close Rikers Island. She has been quoted as an expert on bail in The Nation, City and State, New York Times, NPR, and PBS, among other outlets. Prior to Vera, Insha was a public defender at The Bronx Defenders. She earned her J.D. from the City University of New York School of Law and her B.A. in Africana Studies from Vassar College. She currently serves on the boards of the New York Civil Liberties Union, Brooklyn Community Bail Fund, and the New York State Appellate Division's Indigent Defense Organization Oversight Committee.
Assistant Secretary for Fair Housing and Equal Opportunity, United States Department of Housing and Urban Development
Craig Trainor is Assistant Secretary for Fair Housing and Equal Opportunity at the United States Department of Housing and Urban Development. President Trump nominated Mr. Trainor for this position on February 11, 2025, and the United States Senate confirmed him on October 7, 2025.
A “Day One” Trump-Vance Administration official, he previously served as Acting Assistant Secretary for Civil Rights and Principal Deputy Assistant Secretary for Civil Rights at the United States Department of Education, where he spearheaded the Department’s efforts to reorient America’s civil rights regime from an unjust spoils system to one that protects the rights of all Americans. Mr. Trainor’s February 14, 2025, “Dear Colleague” letter is widely considered the Trump Administration’s blueprint for enforcing civil rights laws and restoring the Constitution’s promise of equal protection.
Prior to serving in the Trump-Vance Administration, he was Senior Special Counsel with the United States House of Representatives Committee on the Judiciary under Chairman Jim Jordan (R-OH), and Senior Litigation Counsel with the America First Policy Institute under the Honorable Pam Bondi.
For over ten years, Mr. Trainor was a criminal defense and civil rights lawyer in New York City, litigating cases in New York state court and the United States District Court for the Southern and Eastern Districts of New York.
Prior to founding his law practice, he served as a New York City prosecutor, an associate attorney at a white collar criminal defense firm, and a law clerk to Chief Judge Frederick J. Scullin, Jr., United States District Court for the Northern District of New York.
Partner, King & Spalding
John Richter is a trial and investigations partner in the Special Matters and Investigations Practice Group, and represents and defends companies, Boards of Directors, Board committees, and individuals facing a variety of white-collar criminal and regulatory enforcement matters, parallel civil litigation, and internal corporate investigations. John previously served as the Acting Assistant Attorney General in charge of the Criminal Division at the U.S. Department of Justice and as the U.S. Attorney for the Western District of Oklahoma, having been nominated by President George W. Bush and confirmed by unanimous consent of the U.S. Senate.
Ronald N. Boyce Presidential Professor of Criminal Law and University Distinguished Professor of Law, The University of Utah College of Law
Paul G. Cassell is an internationally recognized legal scholar on criminal and civil justice, crime victims' rights, constitutional law, evidence, judicial process, and other legal issues. Cassell received a B.A. (1981) and a J.D. (1984) from Stanford University, where he graduated Order of the Coif and was President of the Stanford Law Review. He clerked for then-Judge Antonin Scalia when Scalia was on the U.S. Court of Appeals for the D.C. Circuit (1984-85) and for Chief Justice Warren Burger of the United States Supreme Court (1985-86). Cassell then served as an Associate Deputy Attorney General with the U.S. Justice Department (1986-88) and as an Assistant U.S. Attorney for the Eastern District of Virginia (1988 to 1991). Cassell joined the faculty at the College of Law in 1992, where he taught full-time until he was sworn in as a U.S. District Court Judge for the District of Utah in July 2002. In November 2007, he resigned his judgeship to return full-time to the College of Law to teach, write, and litigate concerning issues relating to crime victims' rights and criminal and civil justice reform. Professor Cassell has also published numerous law review articles in journals such as the Stanford Law Review, the Michigan Law Review, the Harvard Journal of Law and Public Policy, and the Journal of Criminal Law and Criminology. He is a co-author of the nation's only law school textbook on crime victims' rights, Victims in Criminal Procedure (various editions, most recently in its fifth edition published in 2025). Professor Cassell has argued pro bono cases relating to criminal procedure and crime victims' rights before the United States Supreme Court, the 2nd, 4th, 5th, 6th, 7th, 8th, 9th, 10th, 11th, and D.C. Circuits (including the 5th and 11th Circuits en banc), several U.S. District Courts, the Utah Supreme Court, and the Arizona Supreme Court. In 2020, Cassell received the Ronald Wilson Reagan Public Policy Award - National Crime Victims' Service Award from the U.S. Department of Justice. Cassell is a member of the American Law Institute, a fellow of the American Bar Foundation, and an inaugural member of the Council on Criminal Justice. He is also an occasional blogger at The Volokh Conspiracy.
Acting Assistant Commissioner of Customs and Border Protection, Office of Professional Responsibility, U.S. Department of Homeland Security
Brian M. Fish is currently the Senior Advisor to the General Counsel at the Department of Homeland Security where he works on immigration and law enforcement issues. Previously, he was a trial attorney with the United States Immigration and Customs Enforcement, where he represented the Department of Homeland Security in removal hearings before the U.S. Immigration Court. Additionally, he was a Special Assistant United States Attorney and a Baltimore City homicide prosecutor. He is a member of the Federalist Society's Criminal Law & Procedure Practice Group Executive Committee and the President of its Baltimore Lawyers Chapter. He earned his B.A. from LaSalle University in 1992 and his J.D. from Loyola University New Orleans School of Law in 1998.
Senior Fellow, Independent Institute
Dr. Stephen P. Halbrook is a Senior Fellow at the Independent Institute. He has taught legal and political philosophy at George Mason University, Howard University, and Tuskegee Institute, and he received his J.D. from the Georgetown University Law Center and Ph.D. in social philosophy from Florida State University.
The winner of three cases before the U.S. Supreme Court (Printz v. United States, United States v. Thompson/Center Arms Company, and Castillo v. United States), he has testified before the Subcommittee on the Constitution of the Senate Judiciary Committee, Senate Subcommittee on the Constitution, Subcommittee on Crime of the House Judiciary Committee, Senate Governmental Affairs Committee, and House Committee on the District of Columbia.
A contributor to numerous scholarly volumes, he is the author of the books, Gun Control in Nazi-Occupied France: Tyranny and Resistance; Gun Control in the Third Reich: Disarming the Jews and “Enemies of the State”; The Founders’ Second Amendment: Origins of the Right to Bear Arms; That Every Man Be Armed: Evolution of a Constitutional Right; A Right to Bear Arms; Firearms Law Deskbook: Federal and State Criminal Practice; Securing Civil Rights: Freedmen, the Fourteenth Amendment, and the Right to Bear Arms; State and Federal Bills of Rights and Constitutional Guarantees; and Target Switzerland: Swiss Armed Neutrality in World War II. Dr. Halbrook’s scholarly articles have appeared in such journals as the Arizona Journal of International and Comparative Law, Drug Law Report, George Mason University Law Review, Journal of Air Law and Commerce, Journal of Law and Policy, Law & Contemporary Problems, National Law Journal, Northern Kentucky Law Review, St. John’s Journal of Legal Commentary; Seton Hall Constitutional Law Journal, Tennessee Law Review, University of Dayton Law Review, Valparaiso University Law Review, Vermont Law Review, and William & Mary Bill of Rights Journal.
Dr. Halbrook's popular articles have appeared in such publications as the Wall Street Journal, Newsday, San Francisco Chronicle, National Review, Investor’s Business Daily, Kansas City Star, Washington Examiner, Shreveport Times, Sacramento Bee, Providence Journal, Tampa Tribune, Pittsburgh Tribune-Review, History News Network, San Antonio Express-News, The Daily Caller, Detroit News, Honolulu Star Advertiser, Birmingham News, Environmental Forum, USA Today, and Washington Times. He has also appeared on numerous national TV/radio programs on CNN, Fox News Channel, Fox Business Network, Court TV, NewsMax TV, CBN, Voice of America, and C-SPAN.
Senior Fellow, Ave Maria School of Law and Host of the Four Boxes Diner Second Amendment Channel
Mark W. Smith is Visiting Fellow in Pharmaceutical Public Policy and Law in the Department of Pharmacology at the University of Oxford; Presidential Scholar and a Senior Fellow in Law and Public Policy at The King’s College; and Distinguished Scholar and Senior Fellow of Law and Public Policy at the Ave Maria School of Law.
He is a constitutional attorney and Host of the Four Boxes Diner YouTube channel—which provides scholarly and historical analyses of the Second Amendment. Mark is also a New York Times bestselling author.
Legal Implications of the International Criminal Court's Decision to Investigate Americans
Brett Schaefer, Charles "Cully" Stimson
In 2017, the prosecutor for the International Criminal Court (ICC) announced her formal request to...
Police Use of Force and the Practical Limits of Popular Reform Proposals: A Response to Rizer and Mooney
Rafael A. Mangual
Federalist Society Review, Volume 21
Note from the Editor: The Federalist Society takes no positions on particular legal and public...
The Evolution of Modern Use-of-Force Policies and the Need for Professionalism in Policing
Arthur Rizer, Emily Mooney
Federalist Society Review, Volume 21
Note from the Editor: The Federalist Society takes no positions on particular legal and public...
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Judicial Overreach in the Flynn Case?
The Michael Flynn case took a remarkable turn last week when the presiding federal judge,...
The Pros and Cons of New York’s Bail Reform
Insha Rahman, Craig Trainor
Almost exactly a year ago—on April 1, 2019—New York State enacted groundbreaking bail reform that...
Courthouse Steps Decision Teleforum: Ramos v. Louisiana
John C. Richter
In a decision in Ramos v. Louisiana handed down on April 20, 2020, the Supreme Court...
Topics
Neil Gorsuch, Evangelisto Ramos, and Charles Evan Hughes
Justice Neil Gorsuch’s opinion in Ramos v. Louisiana recalls Chief Justice Charles Evans Hughes’s opinion...
Mapp v. Ohio [SCOTUSbrief]
Paul G. Cassell
Short video featuring Paul Cassell
When police officers commit an unconstitutional search, should the evidence they obtained be usable in...
Courthouse Steps Decision Teleforum: Kansas v. Glover
Brian M. Fish
On April 6, 2020, the Supreme Court, by a vote of 8-1, held that reasonable...
The Right to Bear Arms
Stephen P. Halbrook, Mark W. Smith
Civil Rights Practice Group Teleforum
Does the Second Amendment “right of the people” to “bear arms” protect an individual right...