Partner, Baker & Hostetler LLP
Mark DeLaquil is a first-chair trial and appellate advocate who focuses on complex environmental and regulatory proceedings, First Amendment practice and political law.
Mark has been recognized by Chambers USA for environmental litigation (2015 to 2024) and has been named by Law360 as one of the "Top 5 Environmental Attorneys Under the Age of 40" on two occasions.
Director, Climate & Clean Air Program, Natural Resources Defense Council
David Doniger has been at the forefront of the battle against air pollution and global climate change since he joined NRDC in 1978. He helped formulate the Montreal Protocol, an international agreement designed to stop the depletion of the earth's ozone layer, as well as several essential amendments to the Clean Air Act. In 1993, he left NRDC to serve on the White House Council on Environmental Quality, followed by key posts at the U.S. Environmental Protection Agency. He rejoined NRDC in 2001 and has since been working to defend the Clean Air Act from assaults in Congress. He is based in Washington, D.C.
Reporter, Politico
Elana Schor is an energy reporter for POLITICO Pro, focusing on oil and gas.
Prior to joining POLITICO, Schor covered politics for Environment & Energy Daily and Greenwire, tracking the Keystone XL pipeline since the earliest weeks of its federal review. She has nearly a decade’s worth of Hill reporting experience, writing on congressional politics for The Guardian, Talking Points Memo, and The Hill, and serving as the first editor of the infrastructure news site Streetsblog Capitol Hill.
Schor earned her masters’ from Northwestern University and bachelors’ from Columbia University. A native of New York City, she proudly prefers D.C. for its superior outdoors opportunities.
Principal, Sussman & Associates and Adjunct Professor of Law, Georgetown University Law Center
Bob Sussman is the principal in Sussman and Associates, a consulting firm that offers advice and support on energy and environmental policy issues to clients in the non-profit and private sectors.
Professor Sussman recently completed four and a half years of service in the Obama Administration, first as C0-Chair of the Transition Team for EPA and then as Senior Policy Counsel to the EPA Administrator. In this position, Professor Sussman functioned as the Administrator’s principal policy advisor, providing oversight and guidance on the full suite of policy issues across the Agency. He worked closely with all of EPA’s senior officials in Washington and the Regions. He also played a key role in EPA’s interface with OMB, CEQ and other White House offices and worked closely with other agencies, particularly the Department of Energy and Department of Interior.
Professor Sussman served in the Clinton Administration as the EPA Deputy Administrator during 1993-94. He was the Agency’s Chief Operating Officer and Regulatory Policy Officer, testified frequently before Congress and represented EPA at several international meetings.
At the end of 2007, Professor Sussman retired as a partner at the law firm of Latham & Watkins, where he headed the firm’s environmental practice in DC for ten years. He joined Latham in 1987 to start its environmental practice in DC after being a partner at Covington & Burling since 1974. Professor Sussman worked with a wide range of companies and trade associations on all aspects of energy and environmental policy, functioning as a policy advisor, advocate and litigator.
For several years, Professor Sussman was named one of the leading environmental lawyers in Washington, DC by Chambers USA: America’s Leading Business Lawyers and The International Who’s Who of Environmental Lawyers.
Professor Sussman was a Senior Fellow at the Center for American Progress in 2008, writing and speaking about climate change and energy.
Professor Sussman is a magna cum laude 1969 graduate of Yale College and a 1973 graduate of Yale Law School, where he was an editor of the Yale Law Journal. Bob clerked for Judge Walter K. Stapleton of the Third Circuit Court of Appeals.
Partner, Troutman Pepper Hamilton Sanders LLP
Misha leads Troutman Peppers' national appellate and Supreme Court practice. Most recently, he successfully obtained orders from the Supreme Court blocking an unconstitutional restriction on places of worship, as well as overturning a lower court order that had blocked several state election laws. He has also argued and prevailed before the Supreme Court in Gill v. Whitford, one of the most significant redistricting cases in decades, as well as Murr v. Wisconsin, a high-stakes regulatory taking case.
Before joining Troutman, Misha served as Solicitor General of the State of Wisconsin. Misha previously served as a law clerk for the Honorable Anthony M. Kennedy of the Supreme Court, Janice Rogers Brown of the D.C. Circuit, and Alex Kozinski of the 9th Circuit. He graduated from Georgetown University Law Center, where he was President of the Federalist Society Chapter.
Partner, Baker Hostetler LLP
David Rivkin is a member of the firm's litigation, international and environmental teams and is co-leader of the firm's national appellate practice. He has extensive experience in constitutional, administrative and international law litigation and has been involved in numerous high-profile cases. With his prior experience in the government sector, David draws on a wealth of knowledge when providing compliance advice to companies and handling enforcement proceedings before government agencies on issues arising out of multilateral and unilateral sanctions, the Foreign Corrupt Practices Act (FCPA), anti-boycott issues, bankruptcy and financial fraud matters, and environmental and energy issues.
David has developed and implemented legislative, regulatory and litigation initiatives for two presidential administrations. Over the years, he has published hundreds of articles, op-eds, book reviews and book chapters on a variety of international, legal, constitutional, defense, arms control, foreign policy, environmental and energy issues for various newspapers and magazines, including The Wall Street Journal, The Washington Post, The New York Times, USA Today and The Los Angeles Times, and has been a frequent commentator and guest on TV and radio shows including ABC, CBS, NBC, CNN, Fox News, NPR and PBS.
Partner, Baker & Hostetler LLP
Mark DeLaquil is a first-chair trial and appellate advocate who focuses on complex environmental and regulatory proceedings, First Amendment practice and political law.
Mark has been recognized by Chambers USA for environmental litigation (2015 to 2024) and has been named by Law360 as one of the "Top 5 Environmental Attorneys Under the Age of 40" on two occasions.
Partner, BakerHostetler, Adjunct Fellow, The Manhattan Institute
Andrew Grossman leads BakerHostetler’s Appellate and Major Motion team. He has appeared before the U.S. Supreme Court, nearly all the federal courts of appeals, as well as some state appellate courts, litigating high-profile and complex commercial, administrative and constitutional issues.
Andrew works with practice groups across BakerHostetler to identify and tackle complex issues, advise on administrative law and strategy, tee up issues for appeal and tackle appeals. He has developed and implemented litigation and administrative strategies for clients in several fields and industries.
In addition to his practice, Andrew advises members of Congress on matters of constitutional and administrative law, having testified more than a dozen times before the House and Senate Judiciary Committees. He has been a frequent legal commentator on radio and television, having appeared on Fox News, CNN, MSNBC, CNBC, NPR and its affiliates, CBN and elsewhere. His legal commentary has also appeared in dozens of magazines and newspapers, including The Wall Street Journal, USA Today, The Washington Post, The Washington Times and many others.
Andrew is a Senior Legal Fellow at the Buckeye Institute, an Adjunct Fellow the Manhattan Institute and a member of the leadership of the Federalist Society. He previously served as an adjunct scholar at the Cato Institute’s Robert A. Levy Center for Constitutional Studies and a legal fellow at the Heritage Foundation’s Meese Center for Legal and Judicial Studies. He clerked for Judge Edith H. Jones on the U.S. Court of Appeals for the Fifth Circuit.
Former Deputy Attorney General for Virginia
Kennerly Davis has over forty years of experience in corporate management, public service, and the private practice of law. He has held senior executive positions in a Fortune 500 electric and gas company. He has served as Deputy Attorney General for the Commonwealth of Virginia, and as a legislative aide to a U.S. Senator and a U.S. Congressman. He practiced law for 25 years with Hunton Andrews Kurth LLP.
Davis is active in the Federalist Society as a member of the Regulatory Process Working Group of the Regulatory Transparency Project, and as a member of the Execuitve Committee of the Administrative Law and Regulation Practice Group. He is active in the national Alumni Free Speech Alliance, and involved in AFSA-chapter initiatives, including litigation, to publicize and correct the serious legal problems created by university Diversity, Equity, and Inclusion programs and the anonymous bias reporting systems used to enforce those DEI programs.
Davis writes and speaks on a wide variety of topics, including those related to the Founding of America, the natural rights foundation of our Republic, the constitutional rule of law, equal protection and free speech, DEI programs and bias reporting systems, capitalism, regulation and regulatory reform, and economic development. His articles have appeared in The Wall Street Journal, the Washington Examiner, the Richmond Times-Dispatch, The Federalist Society Review, the FedSoc Blog, Real Clear Energy, Townhall, the Daily Caller, reports of the Center for Strategic & International Studies, and other publications. He appears frequently on radio, podcasts, and television.
Davis graduated with honors from Cornell University with an A.B. degree in Government. He earned an M.A. degree from Pembroke College, Oxford, in Philosophy, Politics, and Economics. He was awarded a J.D. degree from Harvard Law School, and an M.B.A. degree from Virginia Commonwealth University.
Davis lives in Richmond, Virginia. He can be contacted by email: [email protected], and by phone: (804) 624-8525.
Associate, Hunton & Williams, LLP
John Henson is an associate with Hunton & Williams, LLP, in Washington, D.C. (admitted only in Tennessee, work
supervised by a member of the D.C. Bar).
Lecturer in Law, University of Chicago Law School
Robert Gasaway is a Lecturer in Law at the University of Chicago Law School. He was formerly a Partner at Kirkland & Ellis LLP in their Washington office. He has represented and advised corporate clients on a wide variety of matters before federal courts, state courts, federal administrative agencies, and federal and state legislative bodies. Mr. Gasaway focuses his practice on appellate litigation, representing clients in the preparation of integrated, multiforum trial and appellate strategies in high-risk sets of related cases.
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.
Chairman and Partner, Earth & Water Law Group
Earth & Water Group Founder, Brent Fewell, has over 25 years of experience in public policy, advocacy, and environmental law.
As an environmental lawyer and former corporate executive and senior U.S. EPA official in EPA’s Offices of Water and Congressional and Intergovernmental Relations, Brent brings a wealth of knowledge and unique perspective to his clients in navigating the regulatory and political arenas in Washington DC. As a highly regarded thought leader on environmental policy and governance matters, his counsel and opinions are sought out by corporate and government leaders around the globe. Brent brings unparalleled energy and passion to the issues in a way that few do to help his clients navigate in an increasingly complex and nuanced regulatory environment.
Brent received his B.S. in Wildlife Management from the University of Maine (high distinction), a Masters in Environmental Management from Duke University, and J.D. from Duquesne University School of Law. (Licensed in PA and DC)
Partner, Baker & Hostetler LLP
Mark DeLaquil is a first-chair trial and appellate advocate who focuses on complex environmental and regulatory proceedings, First Amendment practice and political law.
Mark has been recognized by Chambers USA for environmental litigation (2015 to 2024) and has been named by Law360 as one of the "Top 5 Environmental Attorneys Under the Age of 40" on two occasions.
Director, Climate & Clean Air Program, Natural Resources Defense Council
David Doniger has been at the forefront of the battle against air pollution and global climate change since he joined NRDC in 1978. He helped formulate the Montreal Protocol, an international agreement designed to stop the depletion of the earth's ozone layer, as well as several essential amendments to the Clean Air Act. In 1993, he left NRDC to serve on the White House Council on Environmental Quality, followed by key posts at the U.S. Environmental Protection Agency. He rejoined NRDC in 2001 and has since been working to defend the Clean Air Act from assaults in Congress. He is based in Washington, D.C.
Reporter, Politico
Elana Schor is an energy reporter for POLITICO Pro, focusing on oil and gas.
Prior to joining POLITICO, Schor covered politics for Environment & Energy Daily and Greenwire, tracking the Keystone XL pipeline since the earliest weeks of its federal review. She has nearly a decade’s worth of Hill reporting experience, writing on congressional politics for The Guardian, Talking Points Memo, and The Hill, and serving as the first editor of the infrastructure news site Streetsblog Capitol Hill.
Schor earned her masters’ from Northwestern University and bachelors’ from Columbia University. A native of New York City, she proudly prefers D.C. for its superior outdoors opportunities.
Principal, Sussman & Associates and Adjunct Professor of Law, Georgetown University Law Center
Bob Sussman is the principal in Sussman and Associates, a consulting firm that offers advice and support on energy and environmental policy issues to clients in the non-profit and private sectors.
Professor Sussman recently completed four and a half years of service in the Obama Administration, first as C0-Chair of the Transition Team for EPA and then as Senior Policy Counsel to the EPA Administrator. In this position, Professor Sussman functioned as the Administrator’s principal policy advisor, providing oversight and guidance on the full suite of policy issues across the Agency. He worked closely with all of EPA’s senior officials in Washington and the Regions. He also played a key role in EPA’s interface with OMB, CEQ and other White House offices and worked closely with other agencies, particularly the Department of Energy and Department of Interior.
Professor Sussman served in the Clinton Administration as the EPA Deputy Administrator during 1993-94. He was the Agency’s Chief Operating Officer and Regulatory Policy Officer, testified frequently before Congress and represented EPA at several international meetings.
At the end of 2007, Professor Sussman retired as a partner at the law firm of Latham & Watkins, where he headed the firm’s environmental practice in DC for ten years. He joined Latham in 1987 to start its environmental practice in DC after being a partner at Covington & Burling since 1974. Professor Sussman worked with a wide range of companies and trade associations on all aspects of energy and environmental policy, functioning as a policy advisor, advocate and litigator.
For several years, Professor Sussman was named one of the leading environmental lawyers in Washington, DC by Chambers USA: America’s Leading Business Lawyers and The International Who’s Who of Environmental Lawyers.
Professor Sussman was a Senior Fellow at the Center for American Progress in 2008, writing and speaking about climate change and energy.
Professor Sussman is a magna cum laude 1969 graduate of Yale College and a 1973 graduate of Yale Law School, where he was an editor of the Yale Law Journal. Bob clerked for Judge Walter K. Stapleton of the Third Circuit Court of Appeals.
Partner, Troutman Pepper Hamilton Sanders LLP
Misha leads Troutman Peppers' national appellate and Supreme Court practice. Most recently, he successfully obtained orders from the Supreme Court blocking an unconstitutional restriction on places of worship, as well as overturning a lower court order that had blocked several state election laws. He has also argued and prevailed before the Supreme Court in Gill v. Whitford, one of the most significant redistricting cases in decades, as well as Murr v. Wisconsin, a high-stakes regulatory taking case.
Before joining Troutman, Misha served as Solicitor General of the State of Wisconsin. Misha previously served as a law clerk for the Honorable Anthony M. Kennedy of the Supreme Court, Janice Rogers Brown of the D.C. Circuit, and Alex Kozinski of the 9th Circuit. He graduated from Georgetown University Law Center, where he was President of the Federalist Society Chapter.
Chairman and Partner, Earth & Water Law Group
Earth & Water Group Founder, Brent Fewell, has over 25 years of experience in public policy, advocacy, and environmental law.
As an environmental lawyer and former corporate executive and senior U.S. EPA official in EPA’s Offices of Water and Congressional and Intergovernmental Relations, Brent brings a wealth of knowledge and unique perspective to his clients in navigating the regulatory and political arenas in Washington DC. As a highly regarded thought leader on environmental policy and governance matters, his counsel and opinions are sought out by corporate and government leaders around the globe. Brent brings unparalleled energy and passion to the issues in a way that few do to help his clients navigate in an increasingly complex and nuanced regulatory environment.
Brent received his B.S. in Wildlife Management from the University of Maine (high distinction), a Masters in Environmental Management from Duke University, and J.D. from Duquesne University School of Law. (Licensed in PA and DC)
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.
Lecturer in Law, University of Chicago Law School
Robert Gasaway is a Lecturer in Law at the University of Chicago Law School. He was formerly a Partner at Kirkland & Ellis LLP in their Washington office. He has represented and advised corporate clients on a wide variety of matters before federal courts, state courts, federal administrative agencies, and federal and state legislative bodies. Mr. Gasaway focuses his practice on appellate litigation, representing clients in the preparation of integrated, multiforum trial and appellate strategies in high-risk sets of related cases.
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.
The Clean Power Plan: A Bridge too Far?
Mark DeLaquil, David D. Doniger, Elana Schor, Robert Sussman, Misha Tseytlin
The Environmental Protection Agency has proposed new regulations for CO2 emission reductions from existing power...
The Clean Power Plan: A Bridge too Far?
Third Annual Executive Branch Review Conference
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David B. Rivkin, Mark DeLaquil, Andrew Grossman
Note from the Editor: This article discusses the Environmental Protection Agency’s Clean Power Plan under...
Getting More Benefits From Benefit Cost Analysis
John Kennerly Davis
Note from the Editor: This article discusses the use of benefit cost analysis by federal...
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Karen Bennett, John Henson
Note from the Editor: This article discusses the Environmental Protection Agency’s “Waters of the...
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In what has become a highly visible challenge to the EPA’s authority under the Clean...
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The Environmental Protection Agency and the Army Corps of Engineers are currently engaged in a...
The Environmental Protection Agency’s Waters of the United States Rule
Environmental Law & Property Rights Practice Group Teleforum
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Tulsa