Professor of Law, Antonin Scalia Law School
Professor of Law Michael S. Greve joined the faculty of the Antonin Scalia Law School, George Mason University in fall 2012 after having served as John G. Searle Scholar at the American Enterprise Institute (AEI), where he specialized in constitutional law, courts, and business regulation and served as chairman of the Competitive Enterprise Institute. Prior to joining AEI, Greve was founder and co-director of the Center for Individual Rights, a public interest law firm specializing in constitutional litigation.
Greve has served previously as an adjunct professor at a number of universities, including Cornell and Johns Hopkins Universities, and has been a visiting professor at Boston College since 2004. He was awarded a PhD and an MA in government by Cornell University. Greve also earned a Diploma from the University of Hamburg in Germany.
A prolific writer, Greve is the author of nine books and a multitude of articles appearing in scholarly publications, as well as numerous editorials, short articles, and book reviews. He is a frequent speaker for professional and scholarly organizations and has made many appearances on radio and television.
In addition Greve has provided congressional and state legislative testimony, has lobbied and consulted in federal agency proceedings, and has provided litigation services and management in over 30 cases, including matters before the U.S. Supreme Court.
In his 35 years at the Justice Department and in private practice, Mike Carvin was one of the leading appellate and trial lawyers challenging state and federal regulations on constitutional and statutory grounds, with 10 Supreme Court arguments and numerous high-profile victories. In addition to his numerous cases in the United States Supreme Court, he argued in virtually every federal appeals court. His major cases include the recent constitutional challenge to the Affordable Care Act and the decisions invalidating Sarbanes-Oxley's accounting board, preventing the Justice Department from obtaining monetary relief against the tobacco industry under RICO, overturning the federal government's plan to statistically adjust the census, limiting the Justice Department's ability to create "majority-minority" districts, and upholding Proposition 209's ban on racial preferences in California.
Mike was one of the lead lawyers, and argued before the Florida Supreme Court, on behalf of George W. Bush in the 2000 presidential election Florida recount controversy. He also has represented state governments, financial institutions, telecommunications, and energy companies in "takings," First Amendment, civil rights, and statutory challenges to federal government actions.
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.
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, United States Court of Appeals, District of Columbia Circuit
Judge Katsas was appointed to the D.C. Circuit in December 2017. He graduated from Princeton University and Harvard Law School, where he was an executive editor on the Harvard Law Review. Between 1989 and 1992, he served as a law clerk to Judge Edward Becker on the Third Circuit, to then-Judge Clarence Thomas on the D.C. Circuit, and to Justice Thomas on the Supreme Court. Between 1992 and 2001, he was an associate and then partner in the Washington office of Jones Day, where he specialized in appellate and complex civil litigation. Between 2001 and 2009, he served in many senior positions in the Department of Justice, including as Assistant Attorney General for the Civil Division and as Acting Associate Attorney General. In 2009, he returned to Jones Day. From January to December 2017, he served as Deputy Assistant to the President and Deputy Counsel to the President.
Before joining the bench, Judge Katsas argued more than 75 appeals, including three cases in the Supreme Court, 13 cases in the D.C. Circuit, and cases in every other federal court of appeals. By appointment of the Chief Justice, he served on the Advisory Committee on Appellate Rules from 2013 to 2017. In 2016, he was elected to membership in the American Academy of Appellate Lawyers.
Judge, United States Court of Appeals, District of Columbia Circuit
Judge Katsas was appointed to the D.C. Circuit in December 2017. He graduated from Princeton University and Harvard Law School, where he was an executive editor on the Harvard Law Review. Between 1989 and 1992, he served as a law clerk to Judge Edward Becker on the Third Circuit, to then-Judge Clarence Thomas on the D.C. Circuit, and to Justice Thomas on the Supreme Court. Between 1992 and 2001, he was an associate and then partner in the Washington office of Jones Day, where he specialized in appellate and complex civil litigation. Between 2001 and 2009, he served in many senior positions in the Department of Justice, including as Assistant Attorney General for the Civil Division and as Acting Associate Attorney General. In 2009, he returned to Jones Day. From January to December 2017, he served as Deputy Assistant to the President and Deputy Counsel to the President.
Before joining the bench, Judge Katsas argued more than 75 appeals, including three cases in the Supreme Court, 13 cases in the D.C. Circuit, and cases in every other federal court of appeals. By appointment of the Chief Justice, he served on the Advisory Committee on Appellate Rules from 2013 to 2017. In 2016, he was elected to membership in the American Academy of Appellate Lawyers.
Judge, United States Court of Appeals, District of Columbia Circuit
Judge Katsas was appointed to the D.C. Circuit in December 2017. He graduated from Princeton University and Harvard Law School, where he was an executive editor on the Harvard Law Review. Between 1989 and 1992, he served as a law clerk to Judge Edward Becker on the Third Circuit, to then-Judge Clarence Thomas on the D.C. Circuit, and to Justice Thomas on the Supreme Court. Between 1992 and 2001, he was an associate and then partner in the Washington office of Jones Day, where he specialized in appellate and complex civil litigation. Between 2001 and 2009, he served in many senior positions in the Department of Justice, including as Assistant Attorney General for the Civil Division and as Acting Associate Attorney General. In 2009, he returned to Jones Day. From January to December 2017, he served as Deputy Assistant to the President and Deputy Counsel to the President.
Before joining the bench, Judge Katsas argued more than 75 appeals, including three cases in the Supreme Court, 13 cases in the D.C. Circuit, and cases in every other federal court of appeals. By appointment of the Chief Justice, he served on the Advisory Committee on Appellate Rules from 2013 to 2017. In 2016, he was elected to membership in the American Academy of Appellate Lawyers.
Laurence A. Tisch Professor of Law and Director, Classical Liberal Institute, New York University School of Law; Director, Classical Liberal Institute, Civitas Institute University of Texas at Austin
Richard A. Epstein is the Laurence A. Tisch Professor of Law, at New York University, a senior research fellow at the Civitas Institute at the University of Texas Austin, and a senior Lecturer, the University of Chicago. He received an LL.D., h.c . from the University of Ghent, 2003 , and an LLD h.c . from the University of Siegen in 2018 and the Bradley Prize in 2011. He has been a member of the American Academy of Arts and Sciences since 1985. He has edited both the Journal of Legal Studies (1981-1991) and the Journal of Law and Economics (1991-2001). He is also a founder and director of the Classical Liberal Institute at NYU Law School. His most recent book is The Classical Liberal Constitution: The Uncertain Quest for Limited Government (2014). His other books include Takings: Private Property and the Power of Eminent Domain ( 1985); Bargaining with the State (1993); Simple Rules for a Complex World (1995); Principles for a Free Society: Reconciling Individual Liberty and the Common Good (1998); Skepticism and Freedom: A Modern Theory of Classical Liberalism (2003); Design for Liberty: Private Property, Public Administration and the Rule of Law (2011), and most recently, The Myth of Birthright citizenship—and Beyond (2026). He has taught courses in , administrative law, antitrust, constitutional, contracts, environmental law, land use planning; real property, torts and water law. He has written and spoken extensively on a wide range of topics, and is writes a regular column for Defining Ideas.
Earl Warren Professor of Public Law (Emeritus), UC Berkeley School of Law
Jesse Choper served as law clerk to Chief Justice Earl Warren of the U.S. Supreme Court following graduation from law school. He taught at the Wharton School of the University of Pennsylvania from 1957 to 1960, and at the University of Minnesota Law School from 1961 to 1965. He joined the Berkeley Law faculty in 1965. Choper has been a visiting professor at Harvard Law School, Fordham Law School, University of Milan, Free University in Amsterdam, Autonoma University in Barcelona, University of New South Wales in Sydney, University of Lucerne in Switzerland, and Catholic University of Portugal in Lisbon and Porto. He served as Berkeley Law’s dean from 1982 to 1992.
From 1979 to 1998, Choper was one of the three major lecturers at U.S. Law Week’s Annual Constitutional Law Conference in Washington, D.C. He has delivered 20 titled lectures at major universities throughout the country, including the Cooley Lectures at Michigan, the Stevens Lecture at Cornell, the Baum Lecture at Illinois, and the Lockhart Lecture at Minnesota. He has served on the executive committee of the Association of American Law Schools, and on the executive council of the American Academy of Arts and Sciences (of which he was vice president for more than ten years). He was national president of the Order of the Coif and is a member of the American Law Institute. In 1998 he received the UC Berkeley Distinguished Teaching Award and the Rutter Award for Teaching Distinction at Berkeley Law in 2006. In 2005 the Berkeley Law Alumni Association presented Choper with the Faculty Lifetime Achievement Award and the University of Pennsylvania Law School gave him the James Wilson Award, its highest award for alumni.
Choper’s major publications include the books, Judicial Review and the National Political Process: A Functional Reconsideration of the Role of the Supreme Court, which received the Order of the Coif Triennial Book Award in 1982, and Securing Religious Liberty: Principles for Judicial Interpretation of the Religion Clauses. His recent publications include the thirteenth edition of his Constitutional Law casebooks; the eighth edition of his Corporations casebook; the second edition of The Supreme Court and Its Justices; “The Political Question Doctrine: Suggested Criteria,” in Duke Law Journal (2005); “Wartime Process: A Dialogue on Congressional Power to Remove Issues From the Federal Courts,” in California Law Review (2007) (co-author); and “Who’s Afraid of the Eleventh Amendment? The Limited Impact of the Court’s Sovereign Immunity Rulings,” in Columbia Law Review (2006) (co-author).
Research Director, Independence Institute
David B. Kopel is Research Director at the Independence Institute; Adjunct Scholar at the Cato Institute; and Senior Fellow at the University of Wyoming College of Law, Firearms Research Center. He received his B.A. in history with Highest Honors from Brown University and his J.D. magna cum laude from the University of Michigan Law School.
He is the author of over 20 books, including the textbook Firearm Law and the Second Amendment: Regulation, Rights, and Policy (Aspen Pubs. 4th ed. forthcoming 2026). His scholarship and briefs have been cited 7 Supreme Court cases--including Heller, McDonald, and Bruen--and in 140 lower courts opinions. He is the author of 120 scholarly articles. His shorter articles often appear on The Volokh Conspiracy blog, hosted by Reason magazine. His topics of interest include the right to arms throughout history, the Colorado Constitution, and law enforcement policy.
Senior Fellow in Constitutional Jurisprudence, Independence Institute
Professor Robert G. Natelson is a constitutional scholar and author.
Rob’s constitutional scholarship has been cited repeatedly by justices and parties at the U.S. Supreme Court—as well as by federal appeals courts, and at least 18 state supreme courts.
Rob’s research into the Constitution’s original meaning has carried him to libraries throughout the United States and in Britain, including four months at Oxford University. His books and articles span many different parts of the Constitution, including groundbreaking studies of the Necessary and Proper Clause, the Indian Commerce Clause, federalism, Founding-Era interpretation, regulation of elections, and the amendment process of Article V. He created the first-ever online bibliography for 18th century materials used in constitutional research. He is a contributing author to the Encyclopedia of the Supreme Court of the United States (on Magna Carta). He contributed eight essays to the third edition of the Heritage Guide to the Constitution: five on the amendment procedure and one each on the Guarantee Clause, the Postal Clause, and the Recess Appointments Clause.
U.S. Supreme Court justices have relied explicitly on Rob’s research in 41 citations in 13 separate cases.
Obamacare and Federalism
ObamaCare Litigation: An Insider's Account
Pittsburgh, PennsylvaniaObamacare and the Constitution
ObamaCare Litigation: Discussion, Analysis, and Prognosis
Austin, TexasThe Constitutionality of the Patient Protection and Affordable Care Act
Richard A. Epstein, Jesse H. Choper
The topic of the discussion between Professor Jesse Choper and myself is the Commerce Clause...
Engage Volume 12, Issue 2, September 2011
*Online-Only Issue* Special Edition: Templeton Debates The Constitutionality of the Patient Protection and Affordable Care Act...
Obamacare: The Individual Mandate and its Future After the 11th Circuit Strikes it Down
Dallas, Texas2011 Supreme Court Round-Up
Winston-Salem, North CarolinaPerspectives on the Legal Challenge to the Patient Protection and Affordable Care Act
"Health Laws of Every Description": John Marshall's Ruling on a Federal Health Care Law
David B. Kopel, Robert G. Natelson
If John Marshall, the greatest of Chief Justices, were to hear a challenge to the...