Charles Evans Hughes Professor of Law, Columbia Law School
THOMAS W. MERRILL is the Charles Evans Hughes Professor of Law at Columbia Law School. He previously taught at Northwestern University School of Law and Yale Law School. He has undergraduate degrees from Grinnell College and Oxford University, where he studied as a Rhodes Scholar, and a law degree from the University of Chicago. He clerked on the D.C. Circuit (for Chief Judge David Bazelon) and the U.S. Supreme Court (for Justice Harry Blackmun). From 1987-1990 he served as Deputy Solicitor General, U.S. Department of Justice. Professor Merrill’s writings related to property include Property: Principles and Policies (Foundation Press Second Edition, 2012) (with Henry E. Smith); Property: The Oxford Introductions to U.S. Law (Oxford U. Press, 2010); Property: Takings (Foundation Press, 2002)(with David Dana); and numerous articles, including “The Economics of Public Use” (Cornell Law Review 1986); “The Landscape of Constitutional Property” (Virginia Law Review 2000); and “The Character of the Governmental Action” (Vermont Law Review 2012). He is a member of the American Academy of Arts and Sciences.
Tazewell Taylor Professor of Law and William H. Cabell Research Professor, William & Mary Law School
Jonathan H. Adler joined the William & Mary law faculty as the Tazwell Taylor Professor of Law and William H. Cabell Research Professor in 2025. Prior to joining the faculty, he was the inaugural Johan Verheij Memorial Professor of Law and the founding Director of the Coleman P. Burke Center for Environmental Law at the Case Western Reserve University School of Law.
Professor Adler is the author or editor of seven books, including Climate Liberalism: Perspectives on Liberty, Property and Pollution (Palgrave, 2023), Marijuana Federalism: Uncle Sam and Mary Jane (Brookings Institution Press, 2020), Business and the Roberts Court (Oxford University Press, 2016) and Rebuilding the Ark: New Perspectives on Endangered Species Act Reform (AEI Press, 2011).
His articles have appeared in publications ranging from the Harvard Environmental Law Review and Yale Journal on Regulation to the Wall Street Journal, New York Times, and Washington Post. He has testified before Congress a dozen times, and his work has been cited in the U.S. Supreme Court. A 2024 study identified Professor Adler as the seventh most cited legal academic in administrative and environmental law from 2019 to 2023.
Professor Adler is a contributing editor to Civitas Outlook and a regular contributor to the popular legal blog, The Volokh Conspiracy. A regular commentator on constitutional and regulatory issues, he has appeared on numerous radio and television programs, ranging from the PBS Newshour and National Public Radio to the Fox News Channel and Entertainment Tonight.
Professor Adler is a senior fellow at the Property & Environment Research Center in Bozeman, Montana. In 2018, Professor Adler was elected to membership in the American Law Institute and helped co-found the organization Checks and Balances. In 2024, Professor Adler was appointed a public member of the Administrative Conference of the United States.
Professor Adler clerked for the Honorable David B. Sentelle on the U.S. Court of Appeals for the District of Columbia Circuit.
Founder, Law Office of Eileen J. O'Connor PLLC
After nearly 30 years as a national tax specialist with the IRS and major accounting firms, Eileen J. O’Connor, now an attorney in private practice, was Assistant Attorney General for the Justice Department’s Tax Division for six years during the administration of President George W. Bush and a member of then-President-elect Trump’s Treasury Department Transition Team. She focuses on federal administrative and tax law.
Executive Vice President, The Federalist Society
Dean Reuter is Executive Vice President at the Federalist Society for Law and Public Policy Studies. He has served in two federal government agency Offices of the Inspector General, as Counsel to the Inspector General and Deputy Inspector General, responsible for policing the use of federal funds granted and contracted through those agencies. As such, he helped conduct and oversee criminal investigations across the country. He is the principal author of the non-fiction book, The Hidden Nazi: The Untold Story of America's Deal with the Devil, and editor of Liberty’s Nemesis: The Unchecked Expansion of the State and Confronting Terror: 9/11 and the Future of American National Security. He was appointed by the President and served as Vice-Chairman of the Board of Directors of the Corporation for National and Community Service, and recently served as an appointee on the U.S. Commission on Presidential Scholars. He is a graduate of Hood College (BA with Honors) and the University of Maryland School of Law.
President, Cass & Associates, PC
Ronald A. Cass is Dean Emeritus of Boston University School of Law (where he was Dean from 1990-2004), President of Cass & Associates, PC, former Vice-Chairman and Commissioner of the U.S. International Trade Commission, former faculty member at Boston University School of Law and the University of Virginia Law School, and Distinguished Senior Fellow at the C. Boyden Gray Center for the Study of the Administrative State. Dean Cass also sits as an arbitrator for commercial, international, and intellectual property rights disputes, and is a former United States member of the Panel of Conciliators of the International Centre for Settlement of Investment Disputes. He is a member of the Council of the Administrative Conference of the United States and has received seven presidential appointments, spanning Presidents Ronald Reagan to Donald J. Trump.
As a law professor, lecturer, and scholar, Dean Cass has been teaching and writing about a wide array of legal issues on topics such as administrative law and regulation, antitrust, constitutional law, communications, intellectual property, international trade, separation of powers, and legal process. He has published more than 160 scholarly books, chapters, articles, and papers, including a leading casebook on administrative law. Dean Cass has taught judges as well as students in schools of law, economics, business, and public policy and has held academic appointments in the United States, Europe, and Latin America.
In addition to his academic work, Dean Cass has participated in numerous important legal cases as an amicus, consultant, or expert, and has advised businesses, law firms, investment funds, and government agencies on a range of trade, antitrust, intellectual property, and regulatory issues. He has a broad range of affiliations with professional groups, and has received numerous honors, fellowships and awards.
Dean Cass is a graduate of the University of Virginia and the University of Chicago Law School.
Alexander M. Bickel Professor of Public Law, Yale Law School
Degrees from Davidson College, B.A. summa cum laude, 1973; Harvard University, M.A., 1974; Yale Law School, J.D, 1978. Clerked for Edward Weinfeld, 1978-79; Attorney at Shea & Gardner, 1979-82; Law Professor since 1982, tenured at Georgetown and Yale, visiting professor at Stanford, NYU, Toronto, Harvard, Columbia, Penn, Fordham, Vanderbilt. Author of casebooks on legislation and sexuality, gender and law, as well as monographs on statutory interpretation and the rights of sexual and gender minorities. Author of dozens of articles, by one empirical count a top ten most cited law professors.
Associate Dean for Research and Intellectual Life, McKnight Presidential Professor in Law, Distinguished McKnight University Professor, Harlan Albert Rogers Professor in Law, Associate Director, Corporate Institute, University of Minnesota Law School
Professor Kristin E. Hickman is the McKnight Presidential Professor in Law, a Distinguished McKnight University Professor, and Harlan Albert Rogers Professor in Law at the University of Minnesota Law School. She also has taught at Harvard Law School and Northwestern University School of Law. Professor Hickman teaches and writes primarily in the areas of administrative law, tax administration, and statutory interpretation. Her articles on these topics have appeared in the Columbia Law Review, Cornell Law Review, Virginia Law Review, Duke Law Journal, and other publications. She also co-authors the Administrative Law Treatise with Richard J. Pierce, Jr., and a casebook on federal administrative law with Pierce and Christopher J. Walker. Her scholarly work has been cited several times in opinions of the United States Supreme Court as well as regularly in lower court judicial opinions and court briefs.
In 2018-19, Professor Hickman served as Special Adviser to the Administrator of the Office of Information and Regulatory Affairs in Washington, D.C. She presently serves as a Senior Fellow, and previously served as a public member and chair of the judicial review committee, for the Administrative Conference of the United States. She also is a Fellow of the American College of Tax Counsel.
Professor Hickman received her B.S. degree in business administration with a concentration in accounting and a secondary major in history from Trinity University in San Antonio, Texas. After practicing for several years as a certified public accountant, Professor Hickman earned her J.D. degree, magna cum laude, from Northwestern University School of Law, where she was awarded the Raoul Berger Prize and the Lowden Wigmore Prize for her scholarly writings. Following law school, Professor Hickman clerked for The Honorable David B. Sentelle of the United States Court of Appeals for the District of Columbia Circuit and practiced law as an associate with the Chicago office of Skadden, Arps, Slate, Meagher & Flom, concentrating on corporate and international tax transactions and matters.
Charles Evans Hughes Professor of Law, Columbia Law School
THOMAS W. MERRILL is the Charles Evans Hughes Professor of Law at Columbia Law School. He previously taught at Northwestern University School of Law and Yale Law School. He has undergraduate degrees from Grinnell College and Oxford University, where he studied as a Rhodes Scholar, and a law degree from the University of Chicago. He clerked on the D.C. Circuit (for Chief Judge David Bazelon) and the U.S. Supreme Court (for Justice Harry Blackmun). From 1987-1990 he served as Deputy Solicitor General, U.S. Department of Justice. Professor Merrill’s writings related to property include Property: Principles and Policies (Foundation Press Second Edition, 2012) (with Henry E. Smith); Property: The Oxford Introductions to U.S. Law (Oxford U. Press, 2010); Property: Takings (Foundation Press, 2002)(with David Dana); and numerous articles, including “The Economics of Public Use” (Cornell Law Review 1986); “The Landscape of Constitutional Property” (Virginia Law Review 2000); and “The Character of the Governmental Action” (Vermont Law Review 2012). He is a member of the American Academy of Arts and Sciences.
Founder, Law Office of Eileen J. O'Connor PLLC
After nearly 30 years as a national tax specialist with the IRS and major accounting firms, Eileen J. O’Connor, now an attorney in private practice, was Assistant Attorney General for the Justice Department’s Tax Division for six years during the administration of President George W. Bush and a member of then-President-elect Trump’s Treasury Department Transition Team. She focuses on federal administrative and tax law.
Founder, Law Office of Eileen J. O'Connor PLLC
After nearly 30 years as a national tax specialist with the IRS and major accounting firms, Eileen J. O’Connor, now an attorney in private practice, was Assistant Attorney General for the Justice Department’s Tax Division for six years during the administration of President George W. Bush and a member of then-President-elect Trump’s Treasury Department Transition Team. She focuses on federal administrative and tax law.
Director of Health Policy Studies, Cato Institute
Michael F. Cannon is the Cato Institute’s director of health policy studies. His scholarship spans public health; regulation of clinicians, medical facilities, pharmaceuticals, and medical devices; employer‐sponsored and other private health insurance; Medicare; Medicaid; CHIP; the Veterans Health Administration; medical malpractice litigation; administrative law; international health systems; political philosophy; and more. Cannon is “an influential health‐care wonk” (Washington Post) and “the most famous libertarian health care scholar” (Washington Examiner). Washingtonian magazine named Cannon one of Washington, DC’s “Most Influential People” in 2021, 2022, and 2023.
Cannon has appeared on ABC, Al Jazeera, BBC, CBS, CNN, CNBC, C‑SPAN, Fox News Channel, NPR, and other broadcast media. His articles have appeared in the Wall Street Journal; the New York Times; USA Today; the Washington Post; the Los Angeles Times; SCOTUSBlog; Forum for Health Economics and Policy; JAMA Internal Medicine; Health Matrix: Journal of Law‐Medicine; Harvard Health Policy Review; the Yale Journal of Health Policy, Law, and Ethics; the Journal of Health Politics, Policy and Law; and Quinnipiac Health Law Journal. His latest book is Recovery: A Guide to Reforming the U.S. Health Sector.
Cannon was previously a domestic policy analyst for the U.S. Senate Republican Policy Committee, where he advised the Senate leadership on health, education, labor, welfare, and the Second Amendment. He is a member of the Board of Advisers of Harvard Health Policy Review and the Federalist Society Regulatory Transparency Project’s FDA & Health Working Group.
Cannon holds an MA in economics and a JM in law and economics from George Mason University and a BA in American government from the University of Virginia.
Founder, Law Office of Eileen J. O'Connor PLLC
After nearly 30 years as a national tax specialist with the IRS and major accounting firms, Eileen J. O’Connor, now an attorney in private practice, was Assistant Attorney General for the Justice Department’s Tax Division for six years during the administration of President George W. Bush and a member of then-President-elect Trump’s Treasury Department Transition Team. She focuses on federal administrative and tax law.
Founder, Law Office of Eileen J. O'Connor PLLC
After nearly 30 years as a national tax specialist with the IRS and major accounting firms, Eileen J. O’Connor, now an attorney in private practice, was Assistant Attorney General for the Justice Department’s Tax Division for six years during the administration of President George W. Bush and a member of then-President-elect Trump’s Treasury Department Transition Team. She focuses on federal administrative and tax law.
Director of Health Policy Studies, Cato Institute
Michael F. Cannon is the Cato Institute’s director of health policy studies. His scholarship spans public health; regulation of clinicians, medical facilities, pharmaceuticals, and medical devices; employer‐sponsored and other private health insurance; Medicare; Medicaid; CHIP; the Veterans Health Administration; medical malpractice litigation; administrative law; international health systems; political philosophy; and more. Cannon is “an influential health‐care wonk” (Washington Post) and “the most famous libertarian health care scholar” (Washington Examiner). Washingtonian magazine named Cannon one of Washington, DC’s “Most Influential People” in 2021, 2022, and 2023.
Cannon has appeared on ABC, Al Jazeera, BBC, CBS, CNN, CNBC, C‑SPAN, Fox News Channel, NPR, and other broadcast media. His articles have appeared in the Wall Street Journal; the New York Times; USA Today; the Washington Post; the Los Angeles Times; SCOTUSBlog; Forum for Health Economics and Policy; JAMA Internal Medicine; Health Matrix: Journal of Law‐Medicine; Harvard Health Policy Review; the Yale Journal of Health Policy, Law, and Ethics; the Journal of Health Politics, Policy and Law; and Quinnipiac Health Law Journal. His latest book is Recovery: A Guide to Reforming the U.S. Health Sector.
Cannon was previously a domestic policy analyst for the U.S. Senate Republican Policy Committee, where he advised the Senate leadership on health, education, labor, welfare, and the Second Amendment. He is a member of the Board of Advisers of Harvard Health Policy Review and the Federalist Society Regulatory Transparency Project’s FDA & Health Working Group.
Cannon holds an MA in economics and a JM in law and economics from George Mason University and a BA in American government from the University of Virginia.
Founder, Law Office of Eileen J. O'Connor PLLC
After nearly 30 years as a national tax specialist with the IRS and major accounting firms, Eileen J. O’Connor, now an attorney in private practice, was Assistant Attorney General for the Justice Department’s Tax Division for six years during the administration of President George W. Bush and a member of then-President-elect Trump’s Treasury Department Transition Team. She focuses on federal administrative and tax law.
Director of Health Policy Studies, Cato Institute
Michael F. Cannon is the Cato Institute’s director of health policy studies. His scholarship spans public health; regulation of clinicians, medical facilities, pharmaceuticals, and medical devices; employer‐sponsored and other private health insurance; Medicare; Medicaid; CHIP; the Veterans Health Administration; medical malpractice litigation; administrative law; international health systems; political philosophy; and more. Cannon is “an influential health‐care wonk” (Washington Post) and “the most famous libertarian health care scholar” (Washington Examiner). Washingtonian magazine named Cannon one of Washington, DC’s “Most Influential People” in 2021, 2022, and 2023.
Cannon has appeared on ABC, Al Jazeera, BBC, CBS, CNN, CNBC, C‑SPAN, Fox News Channel, NPR, and other broadcast media. His articles have appeared in the Wall Street Journal; the New York Times; USA Today; the Washington Post; the Los Angeles Times; SCOTUSBlog; Forum for Health Economics and Policy; JAMA Internal Medicine; Health Matrix: Journal of Law‐Medicine; Harvard Health Policy Review; the Yale Journal of Health Policy, Law, and Ethics; the Journal of Health Politics, Policy and Law; and Quinnipiac Health Law Journal. His latest book is Recovery: A Guide to Reforming the U.S. Health Sector.
Cannon was previously a domestic policy analyst for the U.S. Senate Republican Policy Committee, where he advised the Senate leadership on health, education, labor, welfare, and the Second Amendment. He is a member of the Board of Advisers of Harvard Health Policy Review and the Federalist Society Regulatory Transparency Project’s FDA & Health Working Group.
Cannon holds an MA in economics and a JM in law and economics from George Mason University and a BA in American government from the University of Virginia.
Founder, Law Office of Eileen J. O'Connor PLLC
After nearly 30 years as a national tax specialist with the IRS and major accounting firms, Eileen J. O’Connor, now an attorney in private practice, was Assistant Attorney General for the Justice Department’s Tax Division for six years during the administration of President George W. Bush and a member of then-President-elect Trump’s Treasury Department Transition Team. She focuses on federal administrative and tax law.
Founder, Law Office of Eileen J. O'Connor PLLC
After nearly 30 years as a national tax specialist with the IRS and major accounting firms, Eileen J. O’Connor, now an attorney in private practice, was Assistant Attorney General for the Justice Department’s Tax Division for six years during the administration of President George W. Bush and a member of then-President-elect Trump’s Treasury Department Transition Team. She focuses on federal administrative and tax law.
City of Arlington - How much Deference? - Podcast
Thomas W. Merrill, Jonathan H. Adler, Eileen J. O'Connor, Dean Reuter
Administrative Law & Regulation Practice Group Podcast
On May 20, the U.S. Supreme Court decided City of Arlington v. FCC. The Supreme Court...
Administrative Law: The 25th Anniversary of Chevron
Ronald A. Cass, William N. Eskridge, Kristin E. Hickman, Thomas W. Merrill, Eileen J. O'Connor
2008 National Lawyers Convention
Twenty-five years ago, in October Term 1983, the Supreme Court issued its opinion in Chevron...
2008 Federalist Society Tax Policy Conference Panel
Eileen J. O'Connor, Amy Monahan, Robert B. Helms, Michael F. Cannon
MS. O’CONNOR: Good morning everyone. I’m Eileen J. O’Connor. I’m a partner at Pillsbury Winthrop...
Panel III: "Tax Expenditures": The Wisdom and Efficacy of Using the Tax Code to Implement Social Policy
Lily Batchelder, Leonard E. Burman, Stephen J. Entin, Eileen J. O'Connor
Our Nation's Founding Principles and Our Tax Code - Consistent or In Conflict?
The Federalist Society's 2008 Tax Policy Conference titled "Our Nation's Founding Principles and Our Tax Code...
Panel III: "Tax Expenditures": The Wisdom and Efficacy of Using the Tax Code to Implement Social Policy
Lily Batchelder, Leonard E. Burman, Stephen J. Entin, Eileen J. O'Connor
Our Nation's Founding Principles and Our Tax Code - Consistent or In Conflict?
The Federalist Society's 2008 Tax Policy Conference titled "Our Nation's Founding Principles and Our Tax Code...
Welcome and Panel I: Health Care: How Our Tax Laws Affect How Health Care is Paid for and Delivered
Michael F. Cannon, Robert B. Helms, Amy Monahan, Eileen J. O'Connor, Mark V. Pauly
Our Nation's Founding Principles and Our Tax Code - Consistent or In Conflict?
The Honorable Eileen J. O'Connor of Pillsbury Winthrop Shaw Pittman LLP, and former Assistant Attorney...
Welcome and Panel I: Health Care: How Our Tax Laws Affect How Health Care is Paid for and Delivered
Michael F. Cannon, Robert B. Helms, Amy Monahan, Eileen J. O'Connor, Mark V. Pauly
Our Nation's Founding Principles and Our Tax Code - Consistent or In Conflict?
The Honorable Eileen J. O'Connor of Pillsbury Winthrop Shaw Pittman LLP, and former Assistant Attorney...
SCOTUScast 4-22-08 featuring Eileen O'Connor
Eileen J. O'Connor
MeadWestvaco Corp. v. Illinois Dept. of Revenue
On April 15, 2008, the Supreme Court decided MeadWestvaco Corp. v. Illinois Dept. of Revenue, ruling...