Clayton Seigle

Senior Fellow and James R. Schlesinger Chair in Energy and Geopolitics, Energy Security and Climate Change Program
Clayton Seigle

Clayton Seigle is a senior fellow in the Energy Security and Climate Change Program at the Center for Strategic and International Studies (CSIS) and holds the James R. Schlesinger Chair in Energy and Geopolitics. An experienced energy industry analyst with specialization in market intelligence and political risk, Clay provides policymakers and corporate leaders with thought leadership and strategic insights to navigate regional and global energy security challenges. Previously, Clay led the Global Oil Service at Rapidan Energy Group. Prior to Rapidan, he served in analytical and leadership roles at Vortexa, Genscape, Maxar, IHS, Enron, and the U.S. Department of Energy. Clay has been a commentator on CNBC, CNN, and Bloomberg Television and a contributor at Petroleum Economist, and has been interviewed in The New York Times, The Wall Street Journal, The Houston Chronicle, Reuters, and Sky News. He serves on the Board of Directors at the Houston Committee on Foreign Relations and is a past vice president of the U.S. Association for Energy Economics. Clay holds a master’s degree in international relations and economics from the School of Advanced International Studies at Johns Hopkins University and a bachelor’s degree in government from the University of Texas at Austin.

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Energy Security and the Israel-Iran War

Please join the CSIS Energy Security and Climate Change Program for a discussion with Clay Seigle, Raad Alkadiri, and Adi Imsirovic to assess the state of energy security and what to expect from the current conflagration.  

Event — June 23, 2025

Audio Briefs

How War with Iran Could Disrupt Energy Exports at the Strait of Hormuz

An audio version of “⁠How War with Iran Could Disrupt Energy Exports at the Strait of Hormuz,⁠” a new Critical Questions by CSIS’s Clayton Seigle. This audio was generated with text-to-speech by Eleven Labs.

Podcast Episode by Clayton Seigle — June 23, 2025

Audio Briefs

How War with Iran Could Disrupt Energy Exports at the Strait of Hormuz

A full shutdown of the Strait of Hormuz is unlikely, but major oil disruptions remain probable. Iran could deploy passive tools like underwater mines or take more active measures using gunboats to harass tankers, threatening the flow of 20 million barrels per day.

Critical Questions by Clayton Seigle — June 23, 2025

Too Soon to Rule Out Middle East Energy Disruption

An oil supply disruption from the Middle East war remains possible if Tehran is cornered. Israel has limited risk by targeting domestic Iranian energy sites. OPEC spare capacity helps, but using it to replace lost Iranian barrels could trigger political backlash.

Commentary by Clayton Seigle — June 16, 2025

Audio Briefs

Too Soon to Rule Out Middle East Energy Disruption

An audio version of “⁠Too Soon to Rule Out Middle East Energy Disruption⁠,” a new Commentary by CSIS’s Clayton Seigle. This audio was generated with text-to-speech by Eleven Labs. 

Podcast Episode by Clayton Seigle — June 16, 2025

Audio Briefs
Audio Briefs

Experts React: Energy Policy in the Reconciliation Debate

An audio version of “⁠Experts React: Energy Policy in the Reconciliation Debate⁠⁠⁠⁠⁠,” a new commentary by CSIS's Joseph Majkut, Clayton Seigle, Kyle Danish, Leslie Abrahams, Jane Nakano, Arushi Sharma Frank, and Mathias Zacarias. This audio was generated with text-to-speech by Eleven Labs.

Podcast Episode by Joseph Majkut, Clayton Seigle, Kyle Danish, Leslie Abrahams, Jane Nakano, Arushi Sharma Frank, and Mathias Zacarias — May 15, 2025

Audio Briefs

Experts React: Energy Policy in the Reconciliation Debate

The House of Representatives released its initial budget reconciliation bill, significantly changing the energy policy landscape in the United States. In this Experts React, our team examines the most momentous, surprising, and nuanced aspects of the proposed legislation.

Commentary by Joseph Majkut, Clayton Seigle, Kyle Danish, Leslie Abrahams, Jane Nakano, Arushi Sharma Frank, and Mathias Zacarias — May 15, 2025

Audio Briefs

With Extra Oil, Trump Already Has His Big Saudi Win

An audio version of “⁠⁠⁠⁠⁠With Extra Oil, Trump Already Has His Big Saudi Win⁠⁠⁠⁠,” a new commentary by CSIS's Clayton Seigle. This audio was generated with text-to-speech by Eleven Labs.

Podcast Episode by Clayton Seigle — May 12, 2025

Audio Briefs

With Extra Oil, Trump Already Has His Big Saudi Win

Before leaving Washington, Trump had already secured a key win from Riyadh: extra crude oil that helped drive down prices. For Saudi Arabia, boosting output delivers a double benefit—earning Trump’s favor and regaining market share from U.S. exporters.

Commentary by Clayton Seigle — May 12, 2025