Attorney, Institute for Justice
John Wrench is a Constitutional Law Fellow at the Institute for Justice.
John grew up outside of Ithaca, New York, and received his law degree from the Case Western Reserve University School of Law in 2019. During law school, he served as editor in chief of the Case Western Reserve Journal of International Law and was a member of the Federalist Society. John interned in his law school’s First Amendment Litigation Clinic and was a judicial extern to the Honorable Paul E. Davison in the Southern District of New York. John graduated from Pace University in 2015 with a Bachelor of Arts in Philosophy and Religious Studies.
Shareholder, Brownstein, Hyatt, Farber, Shreck
With more than 20 years of experience both as a first-chair litigator and in public service, Greg Brower’s practice focuses on civil and criminal litigation, as well as regulatory and enforcement actions, corporate investigations, cybersecurity matters and federal and state government relations.
Most recently, Greg served as the assistant director for the Office of Congressional Affairs at the Federal Bureau of Investigation (FBI), serving as the FBI’s chief liaison to Congress on a wide range of critical oversight and investigative matters. He previously served as the FBI’s Deputy General Counsel, managing a diverse portfolio of legal matters, including litigation, privacy, procurement, compliance and ethics. During his time as a senior FBI executive, spanning two administrations, he worked closely with high-ranking officials in the U.S. Department of Justice (DOJ), the U.S. intelligence community and with key leaders on Capitol Hill. Greg is a regular commentator and contributor on national security, legal and cybersecurity issues, regularly appearing on CNN and MSNBC, and he is the featured contributor on white collar crime and corporate compliance for the Washington Legal Foundation’s Legal Pulse blog.
Greg has a long history of public service. At the federal level, he previously served as the U.S. Attorney for the District of Nevada, and as both General Counsel and Inspector General at the U.S. Government Publishing Office. Greg also served at DOJ as Legislative Counsel in the Executive Office for U.S. Attorneys. At the state level, he has served in a variety of public policy roles, including five terms in the Nevada Legislature, where he was chairman of the Senate Judiciary Committee. He has also served on the Nevada Gaming Policy Committee, the Nevada Advisory Commission on the Administration of Justice, the Nevada Sentencing Commission and the Nevada Juvenile Justice Commission.
Throughout his career, Greg has served the Nevada legal community as an adjunct professor of law at the William S. Boyd School of Law at the University of Nevada, Las Vegas, where he has taught courses in national security law and trial advocacy. Before attending law school, Greg served in the U.S. Navy as a Surface Warfare Officer.
Executive Director, National Association of Criminal Defense Lawyers
Norman Reimer is the Executive Director of the National Association of Criminal Defense Lawyers (NACDL). Prior to assuming this post, he practiced as a criminal defense lawyer for 28 years, most recently at Gould Reimer Walsh Goffin Cohn LLP in New York City.
President, Americas and Global Chief Legal Officer, Merkle Science
Mary Beth Buchanan is currently President, Americas and Global Chief Legal Officer at Merkle Science. She was former General Counsel for Kraken Cryptocurrency Exchange. She was a partner at Bryan Cave LLP in the firm’s White Collar Defense and Investigations and Securities Litigation and Enforcement Client Service Groups. She concentrated her practice on white collar criminal defense, SEC and FINRA enforcement matters, corporate and accounting fraud, internal investigations, corporate compliance, foreign corrupt practices violations, Congressional investigations and complex civil litigation.
Ms. Buchanan served as the United States Attorney for the Western District of Pennsylvania from September 2001 to November 2009, having been appointed by President George W. Bush. She is the only woman in Pennsylvania's history to be presidentially appointed to this position. As the United States Attorney, Ms. Buchanan oversaw the prosecution of more than 5,000 cases, including corporate and securities fraud, bank fraud, foreign corrupt practices, false claims, money laundering, health care fraud, public corruption and a broad range of violent crimes. Prior to that time, Ms. Buchanan spent more than 13 years as an Assistant United States Attorney litigating criminal, civil and appellate cases.
During her tenure as the United States Attorney, Ms. Buchanan also held several posts at the DOJ, including serving as the director of the Executive Office for United States Attorneys, acting director of the DOJ’s Office on Violence Against Women and chair of the Attorney General’s Advisory Committee. Ms. Buchanan also served on the U.S. Sentencing Commission's Organizational Guidelines Advisory Committee, which made recommendations to the Commission for amendments to the Sentencing Guidelines for Business Organizations.
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.
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.
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.
Partner, Arnold & Porter
John Elwood is the head of Arnold & Porter’s Appellate and Supreme Court practice. He has argued before the Supreme Court nine times, and appeared before most of the federal courts of appeals. He has successfully argued cases across a broad cross-section of subjects, with particular experience in environmental law, the False Claims Act, government contracting, and federal criminal law
Mr. Elwood’s work has earned him recognition as one of Washington’s top Supreme Court lawyers (Washingtonian, 2013), as one of “a small group of lawyers” with an “outsized influence at the U.S. Supreme Court” (Reuters, 2014), and as one of the country’s most innovative lawyers (Financial Times, 2014). Chambers USA reports that “[t]he much-admired John Elwood is praised for his advocacy skills” (2013), and describes Mr. Elwood as “phenomenal” (2014), “incredibly talented” (2012), and “a much-loved and widely respected lawyer who is quick on his feet” (2010).
Before joining the firm, Mr. Elwood served in senior-level positions in the U.S. Department of Justice. Beginning as an Assistant to the Solicitor General, and continuing with the firm, he has briefed more than 20 merits cases before the Supreme Court of the United States, and has briefed approximately 135 cases at the certiorari stage. As the senior Deputy in the Office of Legal Counsel, he advised the White House and federal agencies on a range of constitutional, statutory, and regulatory issues.
Iowa Supreme Court Upholds the Warrantless DNA Analysis of a Drinking Straw Collected from a Fast-Food Restaurant
John Wrench
In State v. Burns, the Iowa Supreme Court considered whether police violated the U.S. or...
Maryland v. King: Possibly The Most Important Criminal Procedure Case in Decades
Greg Brower, Norman Reimer
Maryland v. King: Possibly The Most Important Criminal Procedure Case in Decades An Exchange Between...
2013 Supreme Court Review
Raleigh, North CarolinaSupreme Court Update
Leawood, Kansas2013 Supreme Court Review
Tulsa, OklahomaMaryland v. King - Post-Argument SCOTUScast
Mary Beth Buchanan
On February 26, 2013, the Supreme Court heard the oral argument in Maryland v. King. The...
Your DNA: Maryland v. King