Robert S. Kerr, Sr. Professor of Constitutional Law, Oklahoma City University School of Law
From 2005-2006 Professor Spiropoulos was the Senior Counselor to the Speaker of the Oklahoma House of Representatives, where his duties included serving as chief policy advisor and negotiator. Professor Spiropoulos clerked for Judge Danny Boggs of the United States Court of Appeals for the Sixth Circuit and practiced law with the Chicago firm of Gardner, Carton & Douglas before joining the faculty. He has been a Heritage Foundation Salvatori Fellow and, from 2011 to 2023, was the Milton Friedman Fellow at the the Oklahoma Council of Public Affairs. He was the reporter for the Uniform Interstate Enforcement of Domestic-Violence Protection Orders Act.
Professor Spiropoulos received his B.A. degree from Carleton College and his M.A. and J.D. degrees from the University of Chicago (Phi Beta Kappa). He teaches Constitutional Law, Legislation & Regulation, State and Local Government, and Constitutional Theory.
Partner, Gibson Dunn & Crutcher LLP
Miguel A. Estrada is a partner in the Washington, D.C. office of Gibson, Dunn & Crutcher.
Mr. Estrada has represented clients before federal and state courts throughout the country in a broad range of matters. He has argued 24 cases before the United States Supreme Court, and briefed many others. He has also argued dozens of appeals in the lower federal courts.
Best Lawyers® recognized Mr. Estrada as a 2020 Lawyer of the Year in Intellectual Property Litigation and as a Lawyer of the Year in Appellate Practice. He has been recognized by Benchmark Litigation as a 2020 U.S. Appellate Litigation “Star”. In 2014, The American Lawyer named Mr. Estrada a “Litigator of the Year,” praising his “brains and tenacity” and noting he is the lawyer to call for “a tough, potentially unwinnable case.” From 2014-2021, Chambers & Partners has named him as one of a handful of attorneys that it ranked in the top tier among the nation’s leading appellate lawyers. Chambers & Partners noted that “clients are impressed by his intellect and ability, with one saying, ‘His papers are just blindingly clear in what they say and devastating in how they marshal the arguments.’” The Atlantic described his oral argument in a 2014 high-profile separation-of-powers case as “one of the most dazzling arguments the marble chamber has heard in many years.”
Mr. Estrada was selected by his peers for inclusion in the 2020 edition of The Best Lawyers in America® in the area of Appellate Law, in addition to previous recognition by the publication in the specialties of Bet-the-Company Litigation, Commercial Litigation and Criminal Defense: White Collar, Intellectual Property Litigation, and Regulatory Enforcement Litigation in the areas of SEC, Telecom, and Energy. In 2017, he was elected as a member of the American Law Institute. In 2021, Mr. Estrada was named among the Lawdragon 500 Leading Lawyers in America. In 2004, Legal Times named him one of the top 12 appellate litigators in the D.C. area, noting that “people who follow appellate practice in Washington have known for several years that Estrada . . . is one of the best around.” Also in 2004, Washingtonian Magazine named him one of the top constitutional law lawyers “who could become one of the legends of the Supreme Court bar.”
Mr. Estrada joined Gibson Dunn in 1997, after serving for five years as Assistant to the Solicitor General of the United States. He previously served as Assistant U.S. Attorney and Deputy Chief of the Appellate Section, U.S. Attorney’s Office, Southern District of New York. In those capacities, Mr. Estrada represented the government in numerous jury trials and in many appeals before the U.S. Court of Appeals for the Second Circuit. Before joining the U.S. Attorney’s Office, Mr. Estrada practiced corporate law in New York with Wachtell, Lipton, Rosen & Katz.
Mr. Estrada is a Trustee of the Supreme Court Historical Society. He was formerly a member of the Board of Visitors of Harvard Law School.
Mr. Estrada served as a law clerk to the Honorable Anthony M. Kennedy in the U.S. Supreme Court from 1988 to 1989 and to the Honorable Amalya L. Kearse in the U.S. Court of Appeals for the Second Circuit from 1986 to 1987. He received a J.D. degree magna cum laude in 1986 from Harvard Law School, where he was editor of the Harvard Law Review. Mr. Estrada graduated with an A.B. degree magna cum laude and Phi Beta Kappa in 1983 from Columbia College, New York. He is fluent in Spanish and proficient in French.
Representative Supreme Court matters include:
In 2011, the Supreme Court appointed Mr. Estrada to brief and argue two criminal cases –Dorsey v. United States and Hill v. United States – in which the Solicitor General declined to defend the judgments of the court of appeals. Mr. Estrada was appointed to argue the position that the Solicitor General had declined to defend.
Mr. Estrada was also part of the team that successfully presented then Governor Bush’s position to the Supreme Court in Bush v. Gore (2000). Other cases that Mr. Estrada handled in the Supreme Court include Granholm v. Heald (2005) (dormant Commerce Clause and Twenty-First Amendment), Vermont Agency of Natural Resources v. United States ex rel. Stevens (2000) (False Claims Act, Article III standing and Eleventh Amendment immunity), Old Chief v. United States (1997) (rules of evidence), United States v. Mezzanatto (1995) (evidence and plea bargaining), United States v. Robertson (1995) (constitutional limits on Congress’s Commerce Clause powers), Citizens Bank of Maryland v. Strumpf (1995) (bankruptcy law), and NOW, Inc. v. Scheidler (1994) (RICO).
Recent Court of Appeals matters include:
In addition, Mr. Estrada is lead appellate counsel to Vivendi S.A. in two securities-fraud appeals from jury verdicts that are currently pending in the Second Circuit, and to the National Association of Broadcasters in a challenge to certain procedures promulgated by the FCC in connection with the upcoming Spectrum Auction. Mr. Estrada also recently presented argument before the D.C. Circuit on behalf of the tobacco industry in a first amendment challenge to certain compelled disclosures that were imposed as part of the government’s long-running civil RICO case against the industry.
Other matters:
Judge, United States Court of Appeals, Seventh Circuit
Michael B. Brennan was confirmed and sworn in as a Circuit Judge for the U.S. Court of Appeals for the Seventh Circuit in May 2018.
He previously worked as a partner in the Milwaukee law firm of Gass Weber Mullins LLC, where he tried cases and handled appeals in federal and state courts, as a judge on the Milwaukee County Circuit, where he presided over a variety of criminal and civil calendars, and as an assistant district attorney in the Milwaukee County District Attorney’s office.
Brennan’s undergraduate degree is from the University of Notre Dame, and his law degree from Northwestern University School of Law, where he was an editor on the law review and the moot court champion. He served as a law clerk on the U.S. District Court for the Eastern District of Wisconsin and the U.S. Court of Appeals for the Seventh Circuit.
Judge, United States Court of Appeals, Seventh Circuit
Judge Sykes was nominated to the Seventh Circuit by President George W. Bush and confirmed by the Senate in 2004. Prior to her appointment to the federal bench, Judge Sykes served as a justice on the Wisconsin Supreme Court. Governor Tommy G. Thompson appointed her in September 1999 to fill a mid-term vacancy on the state supreme court, and she was elected to a full ten-year term in April 2000. From 1992-1999, Judge Sykes served on the state trial bench in Milwaukee County (elected in 1992 and re-elected in 1998). From 1985-1992, Judge Sykes practiced law with the Milwaukee firm of Whyte & Hirschboeck, S.C., and from 1984-1985, was a law clerk to Federal Judge Terence T. Evans.
Born and raised in the Milwaukee area, Judge Sykes earned a bachelor’s degree in journalism from Northwestern University in 1980 and a law degree from Marquette University Law School in 1984. Between college and law school, Judge Sykes worked as a reporter for The Milwaukee Journal.
Judge Sykes has two sons.
Partner, Davis Polk & Wardwell LLP
Kannon is the head of our Supreme Court & Appellate practice. He has argued 39 cases before the U.S. Supreme Court and has argued more than 150 appeals in courts across the country, including every federal court of appeals and numerous state courts.
Kannon is ranked as a “Star Individual” in appellate law by Chambers USA, where a client notes, “It’s hard to think of enough superlatives to describe his talent, his judgment, his ability, his experience – he is as good as it gets.” Legal 500 U.S. recognizes Kannon in its Hall of Fame for appellate work. A client shares, “His work is the best in the business, and he is a wonderful human being in addition to being a world-class appellate litigator.”
In 2024 and 2022, Kannon was a finalist for the American Lawyer’s “Litigator of the Year” award. He was named “Appellate Litigator of the Year” by Benchmark Litigation in 2021 and was a 2026 finalist for that recognition.
Before entering private practice, Kannon served as an Assistant to the Solicitor General at the U.S. Department of Justice.
Clinical Professor and Director of the First Amendment Clinic, Florida State University College of Law
Denise Mayo Harle is a clinical professor and director of the First Amendment Clinic at FSU College of Law, where she leads student advocacy and litigation on free speech, religious liberty, and press freedom issues. Her teaching and scholarship focus on constitutional law, appellate practice, and First Amendment rights. Before entering academia, Professor Harle was a partner at Shutts & Bowen LLP in Tallahassee, where she was a member of the firm’s Appellate Practice Group and Constitutional Law Practice Area. Prior to that, she served as Deputy Solicitor General in the Office of the Florida Attorney General. Professor Harle has briefed and argued high-profile cases involving significant constitutional issues and questions of statutory interpretation in both state and federal courts, including the U.S. Supreme Court.
Professor Harle’s early career includes clerking for Justice Ricky L. Polston on the Florida Supreme Court and practicing appellate law in California. In 2022, she was selected as a finalist for a seat on the Florida Supreme Court. She was appointed by Governor Ron DeSantis to Florida’s Faith and Community Advisory Council and currently serves on the Judicial Nominating Commission for Florida’s Second Circuit. She was also selected for the prestigious U.S. Supreme Court Fellowship through the National Association of Attorneys General in 2017. She earned her J.D. cum laude from Duke University Law School and her B.A. and B.S. summa cum laude from Florida State University.
Professor Harle is active in the legal and academic communities. She is a member of the American Enterprise Institute’s Leadership Network and the Federalist Society’s Speakers Bureau. She has served on the board of Tallahassee Women Lawyers, the Florida Bar’s Client Security Fund Committee, and the First District Appellate American Inn of Court.
Before practicing law, Professor Harle completed doctoral coursework in Political Science at Stanford University as a Stanford Graduate Fellow, where she taught undergraduate courses on public policy, law, and American politics, and earned a Master’s degree. She continues to serve as a dissertation faculty advisor for Concordia University–St. Paul mentors doctoral students in research and writing.
A frequent speaker and media commentator on constitutional law, Professor Harle has been quoted in The Wall Street Journal, The Washington Post, and The New York Times, and has appeared on national outlets including C-SPAN and Fox News. She has also testified before the U.S. Senate on matters of constitutional significance.
Professor of Law, South Texas College of Law Houston
Josh Blackman is a national thought leader on constitutional law and the United States Supreme Court. Josh’s work was quoted during two presidential impeachment trials. He has testified before Congress and advises federal and state lawmakers. Josh regularly appears on TV, including NBC, CBS, ABC, Fox, and the BBC. Josh is also a frequent guest on NPR and other syndicated radio programs. He has published commentaries in the New York Times, Wall Street Journal, Washington Post, and leading national publications.
Since 2012, Josh has served as a professor at the South Texas College of Law Houston. He holds the Centennial Chair of Constitutional Law. Josh is an Adjunct Fellow at the Manhattan Institute. Josh has written more than seven dozen law review articles that have been cited more than a thousand times. Josh was selected as the Jurist of the Year by the Texas Journal of Law & Public Policy, received the inaugural Meese III Originalism Award, and was awarded the Inaugural Joseph Story Award. Josh was selected by Forbes Magazine for the “30 Under 30” in Law and Policy. Josh is the President of the Harlan Institute, and founded FantasySCOTUS, the Internet’s Premier Supreme Court Fantasy League. He blogs at the Volokh Conspiracyand posts@JoshMBlackman.
Patrick Hotung Professor of Constitutional Law, Georgetown University Law Center
Randy Barnett is the Patrick Hotung Professor of Constitutional Law at Georgetown University Law Center. He has argued before the United States Supreme Court, tried murder cases to juries as a prosecutor in Chicago, and appeared as a prosecutor in the feature film Inalienable. He is the author of numerous books, including Restoring the Lost Constitution, The Structure of Liberty, Our Republican Constitution, and The Original Meaning of the Fourteenth Amendment. He has published two memoirs, A Life for Liberty: The Making of an American Originalist, and Felony Review: Tales of True Crime and Corruption in Chicago. He is currently working on a new book, Freedom and Flourishing: Libertarianism for the Real World.
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.
Thomas M. Siebel Senior Fellow, The Hoover Institution, Stanford University; Gary T. Schwartz Distinguished Professor of Law Emeritus, UCLA School of Law
Eugene Volokh is the Thomas M. Siebel Senior Fellow at the Hoover Institution (Stanford), as well as the Gary T. Schwartz Distinguished Professor of Law Emeritus and Distinguished Research Professor at UCLA School of Law. He recently retired from teaching at UCLA, after 30 years there, and is now focusing on research.
Volokh is the author of the textbooks The First Amendment and Related Statutes (8th ed. 2023), and Academic Legal Writing (5th ed. 2016), as well as over 100 academic law journal articles, mostly on First Amendment law. He is a member of The American Law Institute; the editor-in-chief of the Journal of Free Speech Law; and the creator and coauthor of The Volokh Conspiracy, a leading legal blog founded in 2002 (hosted at the Washington Post from 2014 to 2017 and now at Reason Magazine).
John H. Chestnut Professor of Law, Communication, and Computer & Information Science; Founding Director, Center for Technology, Innovation and Competition, University of Pennsylvania Law School
Christopher S. Yoo is the John H. Chestnut Professor of Law and a Professor at the Annenberg School for Communication and in the Computer & Information Science Department of School of Engineering and Applied Science at the University of Pennsylvania, where he is also the Founding Director of the Center for Technology, Innovation and Competition. He is the author of over one hundred scholarly works and has taught at over a dozen universities around the world. Professor Yoo received his A.B. from Harvard, his M.B.A. from UCLA, and his J.D. from Northwestern University. Before entering the academy, Professor Yoo clerked for Justice Anthony M. Kennedy of the Supreme Court of the United States and practiced law with the predecessor firm to Hogan Lovells under the supervision of now-Chief Justice John G. Roberts, Jr. Before joining the University of Pennsylvania, he taught for eight years at the Vanderbilt Law School. He is frequently called to testify before the U.S. Congress, Federal Trade Commission, Department of Justice Antitrust Division, Federal Communications Commission, foreign governments, and international organizations.
Supreme Court Round-Up
Oklahoma City Student Chapter
Oklahoma City, OK2022 Supreme Court Round Up
Miami Lawyers Chapter
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Milwaukee Lawyers Chapter
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