Counsel, Keller Postman LLC
John Masslon is a Counsel at Keller Postman LLC, where he works on a broad range of disputes, including products liability and consumer protections suits. He helps develop legal strategies, writes briefs, and presents argument on legal questions. Before joining Keller Postman, John was senior litigation counsel at Washington Legal Foundation. There, he wrote about 100 amicus briefs supporting free enterprise in courts across the country. He filed the first amicus brief in the Supreme Court supporting the challenge to OSHA’s vaccine mandate. He also filed a brief supporting ending the in-house proceedings at the Securities and Exchange Commission. Previously, John served as assistant solicitor general in a state attorney general’s office. There, he was first chair in a federal trial challenging a state election law that was ultimately upheld. He also wrote the briefs that convinced the state supreme court to uphold the State’s right-to-work statute.
John obtained his B.S. in economics with a minor in mathematical sciences from Clemson University. He then received his J.D. and LL.M. in Taxation from Georgetown University Law Center. After law school, John worked for Judge Arthur J. Schwab of the United States District Court for the Western District of Pennsylvania and clerked for Judge Judith Ference Olson of the Superior Court of Pennsylvania.
Counsel, Keller Postman LLC
John Masslon is a Counsel at Keller Postman LLC, where he works on a broad range of disputes, including products liability and consumer protections suits. He helps develop legal strategies, writes briefs, and presents argument on legal questions. Before joining Keller Postman, John was senior litigation counsel at Washington Legal Foundation. There, he wrote about 100 amicus briefs supporting free enterprise in courts across the country. He filed the first amicus brief in the Supreme Court supporting the challenge to OSHA’s vaccine mandate. He also filed a brief supporting ending the in-house proceedings at the Securities and Exchange Commission. Previously, John served as assistant solicitor general in a state attorney general’s office. There, he was first chair in a federal trial challenging a state election law that was ultimately upheld. He also wrote the briefs that convinced the state supreme court to uphold the State’s right-to-work statute.
John obtained his B.S. in economics with a minor in mathematical sciences from Clemson University. He then received his J.D. and LL.M. in Taxation from Georgetown University Law Center. After law school, John worked for Judge Arthur J. Schwab of the United States District Court for the Western District of Pennsylvania and clerked for Judge Judith Ference Olson of the Superior Court of Pennsylvania.
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.
Senior Fellow for Law, Economics, and Technology, The Heritage Foundation; Professor, Florida International University
Mario Loyola is a Senior Fellow for Law, Economics, and Technology at The Heritage Foundation.
Loyola served in the Trump Administration as Associate Director for Regulatory Reform at the White House Council on Environmental Quality. In that role, he was one of the principal drafters of the One Federal Decision policy, which helped to streamline the permitting and environmental review of large infrastructure projects. While at CEQ, he was a member of the U.S. delegation to the USMCA free trade negotiations with Mexico and Canada, as well as the United Nations conference on biodiversity on the high seas. Loyola initially joined the White House in February 2017 as a Presidential Speechwriter, employing his expertise in many areas of foreign and domestic policy.
After beginning his career in M&A and corporate finance law, Loyola served in the Bush 43 Administration as a special assistant to the Undersecretary of Defense for Policy. He left that position to start writing on national defense issues in magazines such as National Review and The Weekly Standard, reporting from the front lines of the war on terrorism in Lebanon, Israel, and Iraq. He finished the Bush Administration as Foreign and Defense Counsel to the U.S. Senate Republican Policy Committee, then under the chairmanship of Senator Kay Bailey Hutchison of Texas. He subsequently moved to Texas and joined the Texas Public Policy Foundation, where he specialized in energy, environment, and federalism.
Loyola is a frequent contributor to The Wall Street Journal, National Review, and The Atlantic, among others. He teaches environmental and administrative law at Florida International University, where he is Founding Director of the Environmental Finance and Risk Management program in FIU’s prestigious Institute of Environment. He received a bachelor’s degree in European history from the University of Wisconsin–Madison and a J.D. from Washington University School of Law.
Attorney, Competitive Enterprise Institute
Devin Watkins is an attorney at the Competitive Enterprise Institute. Devin Watkins previously worked at the Cato Institute as a legal associate and interned at the Institute for Justice. At the Cato Institute, Watkins worked on a variety of Supreme Court cases, and one of the briefs he worked on was cited by the Court. His op-eds have appeared in National Review Online, The Hill, Time, and The Federalist among others.
Watkins holds a Juris Doctor cum laude from George Mason University's Antonin Scalia Law School, where he was the development editor on the Mason Law Review. Prior to his legal career Watkins was a senior software developer at Intel and WebMD. He graduated with a Bachelor of Science in Computer Science from Stevens Institute of Technology in Hoboken, New Jersey.
Watkins is a member of the Virginia State Bar, the District of Columbia Bar, the U.S. District Court for the District of Columbia Bar, and the U.S. Court of Appeals for the District of Columbia Circuit Bar.
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.
Senior Fellow for Law, Economics, and Technology, The Heritage Foundation; Professor, Florida International University
Mario Loyola is a Senior Fellow for Law, Economics, and Technology at The Heritage Foundation.
Loyola served in the Trump Administration as Associate Director for Regulatory Reform at the White House Council on Environmental Quality. In that role, he was one of the principal drafters of the One Federal Decision policy, which helped to streamline the permitting and environmental review of large infrastructure projects. While at CEQ, he was a member of the U.S. delegation to the USMCA free trade negotiations with Mexico and Canada, as well as the United Nations conference on biodiversity on the high seas. Loyola initially joined the White House in February 2017 as a Presidential Speechwriter, employing his expertise in many areas of foreign and domestic policy.
After beginning his career in M&A and corporate finance law, Loyola served in the Bush 43 Administration as a special assistant to the Undersecretary of Defense for Policy. He left that position to start writing on national defense issues in magazines such as National Review and The Weekly Standard, reporting from the front lines of the war on terrorism in Lebanon, Israel, and Iraq. He finished the Bush Administration as Foreign and Defense Counsel to the U.S. Senate Republican Policy Committee, then under the chairmanship of Senator Kay Bailey Hutchison of Texas. He subsequently moved to Texas and joined the Texas Public Policy Foundation, where he specialized in energy, environment, and federalism.
Loyola is a frequent contributor to The Wall Street Journal, National Review, and The Atlantic, among others. He teaches environmental and administrative law at Florida International University, where he is Founding Director of the Environmental Finance and Risk Management program in FIU’s prestigious Institute of Environment. He received a bachelor’s degree in European history from the University of Wisconsin–Madison and a J.D. from Washington University School of Law.
Attorney, Competitive Enterprise Institute
Devin Watkins is an attorney at the Competitive Enterprise Institute. Devin Watkins previously worked at the Cato Institute as a legal associate and interned at the Institute for Justice. At the Cato Institute, Watkins worked on a variety of Supreme Court cases, and one of the briefs he worked on was cited by the Court. His op-eds have appeared in National Review Online, The Hill, Time, and The Federalist among others.
Watkins holds a Juris Doctor cum laude from George Mason University's Antonin Scalia Law School, where he was the development editor on the Mason Law Review. Prior to his legal career Watkins was a senior software developer at Intel and WebMD. He graduated with a Bachelor of Science in Computer Science from Stevens Institute of Technology in Hoboken, New Jersey.
Watkins is a member of the Virginia State Bar, the District of Columbia Bar, the U.S. District Court for the District of Columbia Bar, and the U.S. Court of Appeals for the District of Columbia Circuit Bar.
Executive Director, Ohio Dental Association
David J. Owsiany is the executive director of the Ohio Dental Association and a past president of the Columbus Lawyers Chapter of the Federalist Society.
He has served as CEO of a statewide health care association, president of the Buckeye Institute, chief of policy for the Ohio Department of Insurance, judicial law clerk for the Illinois Appellate Court, and staffer on the United State Senate Judiciary Committee.
Mr. Owsiany has written dozens of articles on legal and public policy issues for various publications, including the University of Toledo Law Review, the Federalist Society's State Court Docket Watch, Columbus Dispatch, Cincinnati Enquirer, Crain’s Cleveland Business, and Akron Beacon Journal.
Owsiany received his J.D. from Washington University School of Law in St. Louis and B.A. from the University of Michigan in Ann Arbor.
District Judge, State of Texas
Cory Liu is a state district judge in Austin, Texas. He previously served as assistant general counsel to Texas Governor Greg Abbott. Mr. Liu clerked for Judge Andrew Oldham on the U.S. Court of Appeals for the Fifth Circuit and Judge Danny Boggs on the U.S. Court of Appeals for the Sixth Circuit. He was Editor-in-Chief of the Harvard Journal of Law & Public Policy and is a graduate of Harvard Law School and the University of Chicago.
Assistant Solicitor General, Texas
Katie serves as an Assistant Solicitor General for the State of Texas. She previously practiced law at a firm in Washington, D.C. where she focused her legal practice on complex trial and appellate litigation, specializing in data privacy and biometric issues. Before that, Katie served as Chief Counsel to Senator Jeff Flake at the U.S. Senate Judiciary Committee and clerked for Judge Michael B. Brennan of the U.S. Court of Appeals for the Seventh Circuit. Katie graduated from Liberty University and the Antonin Scalia Law School at George Mason University. She is a member of The Federalist Society’s Litigation Practice Group Executive Committee.
Counsel, Keller Postman LLC
John Masslon is a Counsel at Keller Postman LLC, where he works on a broad range of disputes, including products liability and consumer protections suits. He helps develop legal strategies, writes briefs, and presents argument on legal questions. Before joining Keller Postman, John was senior litigation counsel at Washington Legal Foundation. There, he wrote about 100 amicus briefs supporting free enterprise in courts across the country. He filed the first amicus brief in the Supreme Court supporting the challenge to OSHA’s vaccine mandate. He also filed a brief supporting ending the in-house proceedings at the Securities and Exchange Commission. Previously, John served as assistant solicitor general in a state attorney general’s office. There, he was first chair in a federal trial challenging a state election law that was ultimately upheld. He also wrote the briefs that convinced the state supreme court to uphold the State’s right-to-work statute.
John obtained his B.S. in economics with a minor in mathematical sciences from Clemson University. He then received his J.D. and LL.M. in Taxation from Georgetown University Law Center. After law school, John worked for Judge Arthur J. Schwab of the United States District Court for the Western District of Pennsylvania and clerked for Judge Judith Ference Olson of the Superior Court of Pennsylvania.
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.
Senior Fellow for Law, Economics, and Technology, The Heritage Foundation; Professor, Florida International University
Mario Loyola is a Senior Fellow for Law, Economics, and Technology at The Heritage Foundation.
Loyola served in the Trump Administration as Associate Director for Regulatory Reform at the White House Council on Environmental Quality. In that role, he was one of the principal drafters of the One Federal Decision policy, which helped to streamline the permitting and environmental review of large infrastructure projects. While at CEQ, he was a member of the U.S. delegation to the USMCA free trade negotiations with Mexico and Canada, as well as the United Nations conference on biodiversity on the high seas. Loyola initially joined the White House in February 2017 as a Presidential Speechwriter, employing his expertise in many areas of foreign and domestic policy.
After beginning his career in M&A and corporate finance law, Loyola served in the Bush 43 Administration as a special assistant to the Undersecretary of Defense for Policy. He left that position to start writing on national defense issues in magazines such as National Review and The Weekly Standard, reporting from the front lines of the war on terrorism in Lebanon, Israel, and Iraq. He finished the Bush Administration as Foreign and Defense Counsel to the U.S. Senate Republican Policy Committee, then under the chairmanship of Senator Kay Bailey Hutchison of Texas. He subsequently moved to Texas and joined the Texas Public Policy Foundation, where he specialized in energy, environment, and federalism.
Loyola is a frequent contributor to The Wall Street Journal, National Review, and The Atlantic, among others. He teaches environmental and administrative law at Florida International University, where he is Founding Director of the Environmental Finance and Risk Management program in FIU’s prestigious Institute of Environment. He received a bachelor’s degree in European history from the University of Wisconsin–Madison and a J.D. from Washington University School of Law.
Attorney, Competitive Enterprise Institute
Devin Watkins is an attorney at the Competitive Enterprise Institute. Devin Watkins previously worked at the Cato Institute as a legal associate and interned at the Institute for Justice. At the Cato Institute, Watkins worked on a variety of Supreme Court cases, and one of the briefs he worked on was cited by the Court. His op-eds have appeared in National Review Online, The Hill, Time, and The Federalist among others.
Watkins holds a Juris Doctor cum laude from George Mason University's Antonin Scalia Law School, where he was the development editor on the Mason Law Review. Prior to his legal career Watkins was a senior software developer at Intel and WebMD. He graduated with a Bachelor of Science in Computer Science from Stevens Institute of Technology in Hoboken, New Jersey.
Watkins is a member of the Virginia State Bar, the District of Columbia Bar, the U.S. District Court for the District of Columbia Bar, and the U.S. Court of Appeals for the District of Columbia Circuit Bar.
Courthouse Steps Oral Argument: Mallory v. Norfolk Southern
John Masslon
On November 8, 2022, the U.S. Supreme Court will hear oral argument in Mallory v....
Courthouse Steps Oral Argument: Mallory v. Norfolk Southern
John Masslon
On November 8, 2022, the U.S. Supreme Court will hear oral argument in Mallory v....
Courthouse Steps Oral Argument: Mallory v. Norfolk Southern
TeleforumTopics
The Obstruction of Justice Provision in the Mar-a-Lago Search Warrant
This post first appeared on the National Security Institute's blog, The SCIF. The Federal Bureau of Investigation’s...
Deep Dive Episode 232 - The Implications of Jarkesy v. SEC for Administrative Tribunals
Jonathan H. Adler, Mario Loyola, Devin Watkins
In May, the U.S. Fifth Circuit Court of Appeals vacated a decision of the Securities...
The Implications of Jarkesy v. SEC for Administrative Tribunals
Jonathan H. Adler, Mario Loyola, Devin Watkins
In May, the U.S. Fifth Circuit Court of Appeals vacated a decision of the Securities...
The Implications of Jarkesy v. SEC for Administrative Tribunals
A Regulatory Transparency Project Webinar
DuBose v. McGuffey
David J. Owsiany
In recent years, a debate has emerged related to the appropriate role of bail in...
State Court Docket Watch: Whole Woman’s Health v. Jackson
Cory R. Liu
In Whole Woman’s Health v. Jackson, the Supreme Court of Texas held that certain state...
State Court Docket Watch: McDonald v. Symphony Bronzeville Park, LLC.
Kateland R. Jackson
In McDonald v. Symphony Park Bronzeville, the Illinois Supreme Court decided that the Illinois Workers’...