General Counsel, xAI and X
District Judge, United States District Court, Northern District of Texas
Matthew J. Kacsmaryk serves as United States District Judge for the Northern District of Texas.
He previously served in the (1) private, (2) government, and (3) nonprofit sectors:
Judge Kacsmaryk is an Honors graduate of the University of Texas Law School, where he joined the Federalist Society and served as an Executive Editor of the Texas Review of Law & Politics. Judge Kacsmaryk co-founded the Fort Worth Lawyers Chapter in 2012, coordinated the 2018 Texas Chapters Conference hosted by the Fort Worth Lawyers Chapter, and presently serves on its Advisory Board.
Senior Fellow and Director of Constitutional Studies, Manhattan Institute
Ilya Shapiro is a senior fellow and director of constitutional studies at the Manhattan Institute and a contributing editor of City Journal. Previously he was executive director and senior lecturer at the Georgetown Center for the Constitution, and before that a vice president of the Cato Institute.
Shapiro is the author of Lawless: The Miseducation of America’s Elites (2025) and Supreme Disorder: Judicial Nominations and the Politics of America’s Highest Court (2020), coauthor of Religious Liberties for Corporations? (2014), and editor of 11 volumes of the Cato Supreme Court Review (2008-18). He has contributed to a variety of academic, popular, and professional publications, including the Wall Street Journal, Harvard Journal of Law & Public Policy, Washington Post, Los Angeles Times, USA Today, National Review, and Newsweek. He also regularly provides commentary for various media outlets, writes the Shapiro’s Gavel newsletter on Substack, and once appeared on the Colbert Report.
Shapiro has testified many times before Congress and state legislatures and has filed more than 500 amicus curiae “friend of the court” briefs in the Supreme Court. He lectures regularly on behalf of the Federalist Society, is a member of the board of fellows of the Jewish Policy Center, was an inaugural Washington Fellow at the National Review Institute, and has been an adjunct law professor at the George Washington University and University of Mississippi. He is also the chairman of the board of advisers of the Mississippi Justice Institute, a barrister in the Edward Coke Appellate Inn of Court, and a former member of the Virginia Advisory Committee to the U.S. Commission on Civil Rights.
Earlier in his career, Shapiro was a special assistant/adviser to the Multi-National Force in Iraq on rule-of-law issues and practiced at Patton Boggs and Cleary Gottlieb. Before entering private practice, he clerked for Judge E. Grady Jolly of the U.S. Court of Appeals for the Fifth Circuit. He holds an AB from Princeton University, an MSc from the London School of Economics, and a JD from the University of Chicago Law School.
Judge, U.S. Court of Appeals, Fifth Circuit
Don Willett serves on the United States Court of Appeals for the Fifth Circuit.
Before joining the federal bench, Judge Willett served 13 years on the Supreme Court
of Texas. His career spans decades of public service, including roles as legal counsel to
a Texas Attorney General, a Texas Governor, a U.S. Attorney General, and the
President of the United States.
Raised by a heroic widowed mom in a doublewide trailer in a town of 32, Judge
Willett is his family’s first college graduate. He earned a triple-major B.B.A. from Baylor
University—where he serves on the Board of Regents—and three degrees from Duke
University—where he serves on the Board of Visitors: a J.D. with honors, an A.M. in
political science, and an LL.M. in judicial studies. After law school, he clerked on the
Fifth Circuit and practiced at Haynes and Boone before entering public service.
Judge Willett publishes widely in both leading law reviews and national media, including
The Yale Law Journal, The University of Pennsylvania Law Review, and The Wall Street
Journal. The longtime editor-in-chief of Judicature—the Scholarly Journal for Judges, he
holds academic appointments at various law schools and has received more than a
dozen Green Bag honors for “exemplary legal writing.” He was named Distinguished
Jurist of the Year by the Texas Review of Law & Politics, and he is a member of the
American Law Institute and a Life Fellow of the American, Texas, and Austin Bar
Foundations.
A onetime bull rider and professional drummer, Judge Willett was named “Tweeter
Laureate of Texas” in 2015. He is the namesake of Don R. Willett Elementary
School—home of mighty Willett Wranglers—located just a mile from where he grew up.
He and his radiant wife, Tiffany have three children—Jacob, Shane-David, and
Geneviève—plus the family pup, Amicus.
Judge, United States Court of Appeals, Fifth Circuit
Judge Duncan received his B.A. from Louisiana State University in 1994, his J.D. from the Paul M. Hebert Law Center at Louisiana State University in 1997, and his LL.M. from Columbia Law School in 2004.
After graduating from law school, he clerked for Louisiana-based Circuit Judge John Malcolm Duhé Jr. of the United States Court of Appeals for the Fifth Circuit.
From 2008–2012, Duncan served as Appellate Chief for Louisiana's Attorney General's office. From 2012–2014, he served as general counsel of the Becket Fund for Religious Liberty. From 2004-2008, he was an assistant professor of law at the University of Mississippi School of Law.
Before becoming a judge, Duncan practiced at the Washington, D.C. firm of Schaerr Duncan LLP, where he was a founding partner. He was appointed by President Trump to the United States Court of Appeals for the Fifth Circuit on May 1, 2018.
Raoul Berger Professor of Legal History at Northwestern University School of Law
Stephen Presser is a leading American legal historian and expert on shareholder liability for corporate debts. He is frequently an invited witness before committees of the U.S. Senate and House of Representatives on issues of constitutional law. He holds a joint appointment with the J. L. Kellogg Graduate School of Management and also teaches in Northwestern's history department.
Levin, Mabie & Levin Professor of Law, University of Florida Levin College of Law
Professor Gary Lawson joined the University of Florida Levin College of Law faculty on July 1, 2024, after twenty-four years at Boston University School of Law and eleven years at Northwestern University School of Law. While at Boston University, he was named a William Fairfield Warren Distinguished Professor in 2022 – the highest faculty honor within the university. He has authored or co-authored nine editions of a textbook on administrative law, a textbook on constitutional law, five university press books, one popular press book, and more than one hundred scholarly articles on topics ranging from aspects of constitutional theory and history to the proof of legal propositions. His works have been cited in more than twenty opinions of United States Supreme Court justices. He is a founding member, and serves on the Board of Directors, of the Federalist Society for Law and Public Policy Studies and is on the Editorial Advisory Board of the Heritage Guide to the Constitution.
Fireside Chat with Judge Matthew Kacsmaryk and James Burnham, GC of xAi and X
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