Western Environmental Law Center
Partner, Crowell & Moring
Ellen Steen is a partner specializing in environmental and natural resources law. She has represented a broad range of industrial, mining, timber, and agricultural clients in matters involving the Clean Water Act, Clean Air Act, Endangered Species Act, Superfund, Resource Conservation and Recovery Act ("RCRA"), Emergency Protection and Community Right-to-Know Act ("EPCRA"), Toxic Substances Control Act ("TSCA"), Federal Insecticide, Fungicide, and Rodenticide Act ("FIFRA"), and the National Environmental Policy Act ("NEPA").
Ellen's litigation practice has included a wide range of cases concerning the scope of EPA's regulatory authority (both challenging and defending EPA regulations), as well as enforcement actions by EPA and citizens groups. She has litigated Clean Water Act cases involving National Pollutant Discharge Elimination System ("NPDES") permitting, including storm water permitting, as well as section 404 wetlands ("dredge and fill") permitting, antidegradation policies, the total maximum daily load ("TMDL") program, state water quality certification requirements, and Endangered Species Act consultation in connection with EPA action under the Clean Water Act. Some of the more significant policy-related Clean Water Act cases include the successful challenge to aspects of EPA's NPDES regulations for concentrated animal feeding operations ("CAFOs"), Waterkeeper Alliance, Inc. v. EPA, 399 F.3d 486 (2nd Cir. 2005), the successful defense of EPA's current general permit for construction-related storm water discharges, Texas Independent Royalty Producers and Owners Ass'n v. EPA, 410 F.3d 964 (7th Cir. 2005), and on-going litigation concerning EPA's 2008 revised CAFO rules, National Pork Producers Council, et al. v. EPA, No. 08-61093 (5th Cir.), and administrative reporting exemption from EPCRA release reporting requirements, Waterkeeper Alliance, et al. v. EPA, No. 09-1017 (D.C. Cir.). Ellen has defended against numerous administrative and judicial enforcement actions under the Clean Water Act and other environmental laws, including citizens' suits alleging violations of hazardous substance release reporting requirements, as well as citizen claims for RCRA "imminent and substantial endangerment" and open dumping. She has litigated NEPA cases, defending federal projects from challenges to the adequacy of environmental impact analyses, and has extensive experience in Superfund contribution and cost recovery litigation.
Ellen's regulatory counseling and permitting expertise includes Clean Water Act permitting and compliance (related to both NPDES and section 404 dredge and fill regulation), as well as counseling on a variety of issues concerning the regulation of chemical substances, site remediation under the Superfund National Contingency Plan, hazardous substance release reporting, hazardous waste management, and pesticide regulation. She regularly prepares formal comments and engages in administrative advocacy related to EPA initiatives concerning NPDES permitting rules and permit issuance, water quality standards, effluent limitations guidelines, and TMDLs.
She serves as a vice-chair of the Agricultural Management Committee within the ABA's Section of Environment, Energy, and Resources. She is a member of the bars of the Supreme Court of the United States, various federal appellate courts, the District of Columbia, and North Carolina.
Senior Advisor, Trade, Intellectual Property and Strategic Issue, CropLife America
Douglas T. Nelson is senior advisor, for trade, intellectual property and strategic issues for CropLife America, the largest national trade organization representing developers, manufacturers, formulators and distributors of agricultural pesticides across the United States.
Prior to CropLife America, Nelson served as assistant general counsel and assistant secretary of Unilever United States, Inc. in New York, N.Y.
Other previous positions included acquisitions and divestitures counsel at Union Carbide Corporation in Danbury, Conn., and associate positions at the New York law firms of Paul, Weiss Rifkind, Wharton & Garrison, and Coudert Brothers.
Nelson is an appointed member of the United States Industry Trade Advisory Committee on Intellectual Property Rights, which advises the U.S. trade representative and the Secretary of Commerce on intellectual property rights aspects of U.S. trade policy.
Nelson holds a bachelor’s degree in history from Rutgers University in New Brunswick, N.J., a master’s degree and Ph.D. in European history from Columbia University and a J.D. from the Columbia University School of Law, in New York, N.Y.
Nelson holds a bachelor’s degree in history from Rutgers University in New Brunswick, N.J., a master’s degree and Ph.D. in European history from Columbia University and a J.D. from the Columbia University School of Law, in New York, N.Y.
Senior Fellow, Pacific Research Institute
Tom Tanton is a Senior Fellow with the Pacific Research Institute as well as the Principal of T2 & Associates, a firm providing consulting services to the energy and technology industries. Mr. Tanton has over 35 years experience in the energy, economy, and environmental fields.
T2 & Associates are active in the area of energy and interconnected infrastructures, analyzing and providing advice on their impacts on energy prices, environmental quality, and regional economic development. Principals and associates of T2 & Associates have well over a half-century of experience in technology and legislative interface, having been central to many of the critical legislative changes that enabled technology choice and economic development at the state and federal level.
Mr. Tanton’s previous employment includes serving as Vice President and Senior Fellow with the Institute for Energy Research, from 2002 to 2006, and General Manager for EPRI, the Electric Power Research Institute, from 2000 to 2003.
Mr. Tanton has a wealth of experience in energy-related issues in the state of California and nationally. Prior to 2000, Mr. Tanton was the principal policy advisor with the California Energy Commission (CEC) where he was responsible for designing and implementing legislation including electric restructuring, gasoline and natural gas supply and pricing, energy facility siting, environmental issues, technology development, and transportation.
In 1998, Mr. Tanton also served as a team member of the California Governor's Office task force on critical infrastructure security. He was also the lead advisor on energy and infrastructure to California's task force on 21st Century development in 1999.
He has made presentations to a number of commissions and boards in California and nationally, including the California Energy and Public Utilities Commissions. He has also testified before several state legislatures and Congress and provided expert testimony in power plant sitting cases.
Counsel, Environmental Defense Fund
James T. B. Tripp has served as Counsel for Environmental Defense Fund since 1973 and as General Counsel since 1983. Mr. Tripp is responsible for the review of all Environmental Defense Fund legal action initiatives and has been admitted to the New York State Bar, the Southern and Eastern Districts of New York, several U.S. courts of appeal and the United States Supreme Court.
Through Environmental Defense Fund’s Living Cities program, he works on a wide range of land use, transportation, water resources, solid waste, ecosystem restoration and energy issues in the NY metropolitan region. His expertise led to his appointment to the New York State Department of Transportation's Advisory Panel on Transportation Policy for 2025 (2004), New York Governor George Pataki's Greenhouse Gas Task Force (2001-2002), and to Governor Pataki's Superfund Work Group (1999-2000).
Mr. Tripp helped to design a Transfer of Development Rights (TDR) program in the Long Island Pine Barrens, and has also been extensively involved in land conservation and smart growth efforts in the Highlands ecosystem, which stretches from eastern Pennsylvania through New Jersey and New York into western Connecticut.
Through EDF’s Land Water and Wildlife program, he has also been engaged in state and federal efforts to restore the Mississippi River Delta in south Louisiana and bottomland hardwood resources in the lower Mississippi Basin for more than 30 years. He served on former Louisiana Governor Michael Foster's Commission on the Future of Coastal Louisiana, and has served on the Louisiana Governor's Commission on Coastal Restoration and Conservation.
Chairs the board of New Partners for Community Revitalization and the Long Island Pine Barrens Clearinghouse Advisory Board. Formerly, he has chaired the Highlands Coalition Board and the New York City Water Board. He is a member of the Civitas Board, and also serves on the Boards of the Tri-State (New York, New Jersey, & Connecticut) Transportation Campaign, the Pinelands Preservation Alliance, and the Coalition to Restore Coastal Louisiana.
Author or co-author of numerous articles on wetland preservation, groundwater quality, solid waste, design of rights transfer systems, Cuba environmental law and NEPA reform. Recipient, Robert C. Stover Environmental Advocate Award, given by New York State Bar Association (1986).
Assistant US attorney, Southern District of New York (1968- 1973); summer volunteer, lawyers Committee for Civil Rights Under Law (1967, 1968); associate, Hale, Russell & Stentzel (1966-1968).
Professor of Law, George Mason University School of Law
With his work in regulatory takings and other aspects of property law, professor of law Steven Eagle plays an important role in the ongoing dialogue among American legal scholars, lawyers, and judges on the proper interpretation of property rights in the Constitution. He is the author of a leading property treatise and scholarly and popular articles and teaches in programs for judges and the practicing bar.
Professor Eagle came to George Mason in 1987 and also has taught at the law schools of Vanderbilt University, the University of Toledo, and Pace University. He earned his B.B.A. from the City College of New York (1965) and his J.D. from Yale Law School (1970). Professor Eagle teaches the first-year course, Property, Land Use Planning, and an advanced constitutional law seminar on property rights.
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.
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.
David Daniels Allen Distinguished Chair of Law Director, Climate Change Research Network Co-director, Energy, Environment and Land Use Program, Vanderbilt Law School
Michael Vandenbergh is a leading scholar in environmental and energy law whose research explores the relationship between formal legal regulation and informal social regulation of individual and corporate behavior. His work with Vanderbilt's Climate Change Research Network involves interdisciplinary teams that focus on the reduction of carbon emissions from the individual and household sector. His corporate work explores private environmental governance and the influence of social norms on firm behavior and the ways in which private contracting can enhance or undermine public governance. Before joining Vanderbilt's law faculty, Professor Vandenbergh was a partner at a national law firm in Washington, D.C. He served as Chief of Staff of the U.S. Environmental Protection Agency from 1993 to 1995. He began his career as a law clerk for Judge Edward R. Becker of the U.S. Court of Appeals for the Third Circuit in 1987-88. In addition to directing Vanderbilt's Climate Change Research Network, Professor Vandenbergh serves as co-director of the law school's Energy, Environment and Land Use Program. He was named a David Daniels Allen Distinguished Professor of Law in fall 2013. A recipient of the Hall-Hartman Teaching Award, he teaches courses in environmental law, energy, and property. Professor Vandenbergh has been a visiting professor at the University of Chicago Law School and at Harvard Law School.
Professor of Law, Fordham University School of Law
Professor Johnson is currently a Professor of Law at Fordham University School of Law, and teaches in the areas of Contracts, Environmental Law, and Gun Control/Gun Rights. He was previously Professor of Legal Studies in Business at Franklin and Marshall College (1988-93), Of Counsel at Kirkpatrick and Lockhard (1990-93), Vice President and Co-owner Westar Environmental Corporation (1988-90), and an Associate at Morgan, Lewis and Bockius (1985-88).
Andrew P. Morriss is Dean and Anthony G. Buzbee Dean's Endowed Chairholder at Texas A&M School of Law and a member of the Board of Advisors for the Center on Culture and Civil Society at the Independent Institute. He is also a Research Fellow at the Center for Labor and Employment Law at New York University; Senior Fellow at the Property & Environment Research Center; Senior Scholar at the Mercatus Center at George Mason University; and a regular Visiting Professor at Universidad Francisco Marroquín, in Guatemala. Prior to coming to the University of Illinois, he served as Galen J. Roush Professor of Business Law and Regulation at Case Western Reserve University.
He received his A.B. degree from Princeton University, his J.D. and a masters degree in public affairs from the University of Texas at Austin, and his Ph.D. (economics) from the Massachusetts Institute of Technology. After law school he clerked for U.S. District Judge Barefoot Sanders in the Northern District of Texas and worked for two years at Texas Rural Legal Aid in Hereford and Plainview, Texas.
Professor Morriss is the author or coauthor of more than forty book chapters and scholarly articles, and he is the co-editor of Cross-Border Human Resources, Labor and Employment Issues: Proceedings of the New York University 54th Annual Conference on Labor (with Samuel Estreicher); Property Stories (with Gerald Korngold); and The Common Law and the Environment (with Roger Meiners). He is the author of the book, Regulation by Litigation (with Bruce Yandle and Andrew Dorchak), and he also regularly writes for The Freeman: Ideas on Liberty and Books & Culture: A Christian Review.
Professor Morriss was recently named one of the Reporters for the Restatement of Employment Law by the American Law Institute (ALI), Senior Fellow for the Institute for Energy Research, and a Reporter for the Restatement of Employment Law by the American Law Institute.
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.
Blaine T. Phillips Distinguished Professor in Environmental Law, University of Virginia School of Law
Law and economics expert Jason Scott Johnston joined the Virginia Law faculty in 2010 and is the Blaine T. Phillips Distinguished Professor in Environmental Law. He formerly served as the the Nicholas E. Chimicles Research Professor in Business Law and Regulation at Virginia Law, and the Robert G. Fuller, Jr. Professor of Law and director of the Program on Law, Environment and Economy at the University of Pennsylvania Law School.
Johnston’s scholarship has examined subjects ranging from natural resources law to torts and contracts. He has published dozens of articles in law journals, such as the Yale Law Journal, and in peer-reviewed economics journals, such as the Journal of Law, Economics and Organization. He is currently working on a book that critically analyzes the foundations of global warming law and policy, a series of articles on the economics of regulatory science and another series of articles on various aspects of the law and economics of consumer protection. He has served on the Board of Directors of the American Law and Economics Association, on the National Science Foundation’s Law and Social Science grant review panel, and on the Board of the Searle Civil Justice Institute. He won Penn Law’s Robert A. Gorman Award for Teaching Excellence in 2003.
After earning his A.B. from Dartmouth College and both his J.D. and Ph.D. (economics) from the University of Michigan, Johnston clerked for Judge Gilbert S. Merritt on the U.S. Court of Appeals for the Sixth Circuit. He then taught at Vermont Law School and Vanderbilt Law School before joining Penn’s faculty. He has been a visiting professor or held fellowship appointments at Yale Law School, the University of Southern California Gould School of Law, the American Academy in Berlin and the Property and Environment Research Center.
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 Resident Scholar, Institute of Government Studies, UC Berkeley
Steven Hayward is currently senior resident scholar at the Institute of Governmental Studies at UC Berkeley, and a visiting lecturer at Berkeley Law School. He was previously the Ronald Reagan Distinguished Visiting Professor at Pepperdine University’s Graduate School of Public Policy, and was the inaugural visiting scholar in conservative thought and policy at the University of Colorado at Boulder in 2013-14. From 2002 to 2012 he was the F.K Weyerhaeuser Fellow in Law and Economics at the American Enterprise Institute in Washington DC, and has been senior fellow at the Pacific Research Institute in San Francisco since 1991.
He writes frequently for the New York Times, Washington Post, Wall Street Journal, National Review, the Weekly Standard, the Claremont Review of Books, and other publications. The author of six books including a two-volume chronicle of Reagan and his times entitled The Age of Reagan: The Fall of the Old Liberal Order, 1964-1980, and The Age of Reagan: The Conservative Counter-Revolution, 1980-1989, and the Almanac of Environmental Trends. His most recent book is Patriotism is Not Enough: Harry Jaffa, Walter Berns, and the Arguments That Redefined American Conservatism.
Professor Emeritus of Law, Antonin Scalia Law School, George Mason University
Jeremy A. Rabkin is a Professor Emeritus of Law at the Antonin Scalia Law School, George Mason University. Before joining the faculty in June 2007, he was for over two decades a professor in the Department of Government at Cornell University. Professor Rabkin serves on the board of directors of the Center for Individual Rights, a public interest law firm based in Washington, D.C. Previously he was a board member of the U.S. Institute of Peace and the board of academic advisors of the American Enterprise Institute.
Professor Rabkin’s books include Law Without Nations? (Princeton University Press, 2005). He authored “If You Need a Friend, Don’t Call a Cosmopolitan,” a chapter in Varieties of Sovereignty and Citizenship (Sigal R. Ben-Porath & Rogers M. Smith eds., University of Pennsylvania Press, 2012). His articles have appeared in major law reviews and political science journals and his journalistic contributions in a range of magazines and newspapers, including the Washington Post and the Wall Street Journal.
Chief Judge, United States Court of Appeals, Sixth Circuit
JEFFREY S. SUTTON is the Chief Judge of the United States Court of Appeals for the Sixth Circuit. He has served as Chair of the Federal Judicial Conference Committee on Rules of Practice and Procedure, Chair of the Advisory Committee on Appellate Rules, and Chair of the Supreme Court Fellows Commission. He currently serves as Chair of the Executive Committee of the Judicial Conference of the United States. Since 1993, Chief Judge Sutton has been an adjunct professor at The Ohio State University College of Law, where he teaches seminars on State Constitutional Law, the United States Supreme Court, and Appellate Advocacy. He also teaches a class on State Constitutional Law at Harvard Law School. Among other publications, he is the author of Who Decides? States as Laboratories of Constitutional Experimentation and 51 Imperfect Solutions: States and the Making of American Constitutional Law. He is the co-author of a casebook, State Constitutional Law: The Modern Experience, as well as The Law of Judicial Precedent. He is also the co-editor of The Essential Scalia: On the Constitution, the Courts, and the Rule of Law. In 2006, Chief Judge Sutton was elected to the American Law Institute, and in 2017 he was elected to its Council.
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.
Director, Vanderbilt Health Policy Center, Vanderbilt University Law School
Director of Litigation and Senior Attorney, Hamilton Lincoln Law Institute
Theodore H. Frank is director at the Hamilton Lincoln Law Institute and the Center for Class Action Fairness. Frank founded and ran CCAF as a non-profit, public interest law firm in 2009.
Frank has won several landmark appeals and tens of millions of dollars for consumers and other plaintiffs through his class action work. Adam Liptak of The New York Times calls Frank “the leading critic of abusive class action settlements” and the American Lawyer Litigation Daily referred to him as “the indefatigable scourge of underwhelming class action settlements.”
Previously, Frank clerked for the Honorable Frank H. Easterbrook on the Seventh Circuit Court of Appeals, and was a litigator at firms in Washington and Los Angeles and a resident fellow at the American Enterprise Institute. Frank is a frequent public speaker and has testified before Congress multiple times on legal issues. He has been profiled by The Wall Street Journal, Forbes, GQ, and the ABA Journal, among other publications.
In 2008, Frank was elected to membership in the American Law Institute. He also serves on the Executive Committee of the Federalist Society Litigation Practice Group. Frank graduated from The University of Chicago Law School in 1994 with high honors and as a member of the Order of the Coif and the Law Review. He is a member of the District of Columbia Bar and the state bars of California and Illinois.
Senior Fellow, American Enterprise Institute
Thomas Miller is a senior fellow at the American Enterprise Institute (AEI), where he studies health care policy, including regulatory barriers to choice and competition, market-based alternatives to the Affordable Care Act, health care litigation, and the political economy of health care reform.
A former senior health economist for the Joint Economic Committee in Congress, Mr. Miller was previously a trial attorney, journalist, and sports broadcaster.
Mr. Miller is the coauthor of the bestseller “Why Obamacare Is Wrong for America” (HarperCollins, 2011), the first in-depth examination of the impact of the Affordable Care Act. His analyses and commentary have been published and featured widely in peer-reviewed publications and in the popular press, including Cato Journal, Health Affairs, Law and Contemporary Problems, the Journal of Law, Medicine, and Politics, the Los Angeles Times, The New York Times, USA Today, The Wall Street Journal, and The Washington Post.
Mr. Miller has also testified before Congress on the uninsured, health care costs, Medicare cost sharing, high-risk pools, health care competition, health insurance tax credits, the individual mandate, genetic information, Social Security, and the federal reinsurance of catastrophic events, among others. He also speaks regularly on various college campuses and teaches a seminar on “Shaping Law and Policy” at Duke University School of Law.
Mr. Miller has a JD from the Duke University School of Law and a BA in political science from New York University.
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.
Professor of Law, George Mason University School of Law
With his work in regulatory takings and other aspects of property law, professor of law Steven Eagle plays an important role in the ongoing dialogue among American legal scholars, lawyers, and judges on the proper interpretation of property rights in the Constitution. He is the author of a leading property treatise and scholarly and popular articles and teaches in programs for judges and the practicing bar.
Professor Eagle came to George Mason in 1987 and also has taught at the law schools of Vanderbilt University, the University of Toledo, and Pace University. He earned his B.B.A. from the City College of New York (1965) and his J.D. from Yale Law School (1970). Professor Eagle teaches the first-year course, Property, Land Use Planning, and an advanced constitutional law seminar on property rights.
Senior Attorney, Pacific Legal Foundation
Reed Hopper is a Senior Attorney in PLF’s Environmental Law Practice Group. He oversees the Foundation’s Endangered Species Act Program that is designed to ensure that species protections are balanced with individual rights, the rule of law, and other social values. Reed also oversees PLF’s Clean Water Act Project that targets illegal federal regulation of local land and water use.
Reed has always had a strong patriotic spirit and a desire to serve his country. Before joining PLF in 1987, Reed served as an Environmental Protection Officer and Hearing Officer in the U.S. Coast Guard where he gained a love for the law. He also loves our constitutional way of life and cannot tolerate injustice. PLF affords him the opportunity to rectify unjust actions perpetrated by overreaching government. He enjoys getting up each morning to fight for a just cause.
Reed has litigated and won precedent-setting environmental and land use cases at all levels of the state and federal courts, including the U.S. Supreme Court. He has published numerous articles and testified before Congress as an expert witness.
Reed graduated from the University of California, Davis, with a Bachelors Degree in German and major work in biochemistry. He also did graduate business studies at California State University and Tulane University and earned his Juris Doctor Degree from the University of the Pacific, McGeorge School of Law.
Professor of Law Emeritus; Senior Fellow for Climate Policy, Environmental Law Center, Vermont Law School
Patrick A. Parenteau is Emeritus Professor of Law and Senior Fellow for Climate Policy in the Environmental Law Center at Vermont Law School. He previously served as Director of the Environmental Law Center and was the founding director of the EAC (formerly the Environmental and Natural Resources Law Clinic) in 2004.
Professor Parenteau has an extensive background in environmental and natural resources law. His previous positions include Vice President for Conservation with the National Wildlife Federation in Washington, DC (1976-1984); Regional Counsel to the New England Regional Office of the EPA in Boston (1984-1987); Commissioner of the Vermont Department of Environmental Conservation (1987-1989); and Senior Counsel with the Perkins Coie law firm in Portland, Oregon (1989-1993).
Professor Parenteau has been involved in drafting, litigating, implementing, teaching, and writing about environmental law and policy for over three decades. His current focus is on confronting the profound challenges of climate change through his teaching, publishing, public speaking and litigation.
Professor Parenteau is a Fulbright US Scholar and a Fellow in the American College of Environmental Lawyers. In 2005 he received the National Wildlife Federation’s Conservation Achievement Award in recognition of his contributions to wildlife conservation and environmental education. In 2016 he received the Kerry Rydberg Award for excellence in public interest environmental law.
Professor Parenteau holds a B.S. from Regis University, a J.D. from Creighton University, and an LLM in Environmental Law from the George Washington U.
Robert F. Stanton Professor of Law, University of Maryland Carey School of Law
Robert V. Percival is the Robert F. Stanton Professor of Law and the Director of the Environmental Law Program at the University of Maryland School of Law. He received a B.A. summa cum laude from Macalester College, a J.D. from Stanford Law School and an M.A. in economics from Stanford University. At Stanford Percival was named the Nathan Abbott Scholar for graduating first in his law school class. Following graduation, he served as a law clerk for Judge Shirley M. Hufstedler of the U.S. Court of Appeals for the Ninth Circuit and for U.S. Supreme Court Justice Byron R. White. He joined the Maryland faculty in 1987 after serving as a senior attorney for the Environmental Defense Fund. Percival has served as a visiting professor of law at Harvard Law School, Georgetown University Law Center, the China University of Political Science and Law (Beijing), and Comenius University (Bratislava). He is the principal author of a leading environmental law casebook, now in its 9th edition, and the author of several articles about the Supreme Court and presidential authority over executive agencies. Percival wrote one of the first articles on the propriety of consent decrees to effectuate and enforce federal law “The Bounds of Consent: Consent Decrees, Settlements and Federal Environmental Policymaking,” 1987 Univ. Chic. Leg. F. 327 (1987). He also is the author of the first comprehensive analyses of what the papers of the late Justices Thurgood Marshall and Harry Blackmun reveal about the Supreme Court’s handling of environmental cases (“Environmental Law in the Supreme Court: Highlights from the Blackmun Papers,” 35 ELR 10637 (2005), and “Environmental Law in the Supreme Court: Highlights from the Marshall Papers,” 13 ELR 10606 (Oct. 1993)).
National Cotton Council v. EPA and NPDES Permits
Charles Tebbutt, Ellen Steen, Doug T. Nelson
Environmental Law & Property Rights Practice Group
Since the passage of the Clean Water Act in 1972, any entity that disposes pollutants...
Should Vehicle Fuel Emissions Standard Be More Strict? Why and How?
Thomas Tanton, James T.B Tripp, Steven J. Eagle
Environmental Law & Property Rights Practice Group
On September 15, 2009, following the administration’s announcement in May of a new regulation limiting...
Conservation without Regulation: Property-Based Environmental Protection
Jonathan H. Adler, Joseph Tomain
Cincinnati Student Chapter
Speakers: Prof. Jonathan Adler, Case Western Law Prof. Joseph Tomain, Cincinnati Law University of Cincinnati...
A Conversation on Climate Change Policy: A Look Ahead at 2009
Jonathan H. Adler, Brooks Smith, Michael P. Vandenbergh
Nashville Lawyers Chapter & Environmental Law Practice Group
The Federalist Society and The Vanderbilt Climate Change Research Network present, "A Conversation on Climate...
Are Markets Friends or Foes of the Environment?
Nicholas Johnson, Andrew P. Morriss
Fordham Student Chapter
The Fordham Student Chapter hosted this event at Fordham University School of Law on February...
Panel: The Road Ahead for Climate Change Regulation
Jonathan H. Adler, David Dana, Sean Hecht, Jason Johnston
11th Annual Faculty Conference
Prof. Jonathan Adler, Case Western Reserve University School of Law Prof. Jason Johnston, University of...
Environmental Law: The Policy Implications of the Reaction to Climate Change
Jonathan H. Adler, John C. Dernbach, Steven F. Hayward, Jeremy A. Rabkin, Jeffrey S. Sutton
2008 National Lawyers Convention
The next presidential administration will undoubtedly usher in new policies concerning climate change and global...
Panel III: Health Care and the Environment
Jonathan H. Adler, James Blumstein, Theodore "Ted" Frank, Thomas P. Miller
The Future of Federalism Conference
Prof. Jonathan Adler, Case Western Reserve University School of Law Prof. James Blumstein, Vanderbilt Law...
Enforcement of the Clean Water Act
Jonathan H. Adler, Steven J. Eagle, M. Reed Hopper, Patrick A. Parenteau, Robert V. Percival
In the 2006 plurality decision in Rapanos v. United States, the Supreme Court limited the...