Photo of Geoffrey Supran

Geoffrey Supran

Harvard University
United States
Email gjsupran [at] fas [period/dot]

Geoffrey Supran is a Research Associate in the Department of the History of Science at Harvard University. His research investigates the history and tactics of climate denial and propaganda by fossil fuel interests. Geoffrey has briefed U.S. Senators and Governors, testified as an expert witness to European Parliament and the Philippines Commission on Human Rights, and co-authored numerous amicus briefs in support of climate litigation. Geoffrey’s research and organizing have been covered by most major news outlets. He is also a frequent contributor and commentator in international media, such as Scientific American, PBS Newshour, The New York Times, and The Guardian.

Geoffrey Supran’s website.


Supran G, Oreskes N. 2021. “Rhetoric and frame analysis of ExxonMobil’s climate change communications,” One Earth. 2021;0(0).

Peter Erickson et al. 2020. Why fossil fuel producer subsidies matter,” Nature (February 2020).

John Cook, Geoffrey Supran, Stephan Lewandowsky, Naomi Oreskes, & Ed Maibach. America Misled: How the fossil fuel industry deliberately misled Americans about climate change,” George Mason University Center for Climate Change Communication (October 2019).

Geoffrey Supran & Naomi Oreskes. 2017. Assessing ExxonMobil’s climate change communications (1977-2014),” Environmental Research Letters (August 2017).

Marco Miotti*, Geoffrey Supran*, Ella J. Kim, & Jessika E. Trancik. 2016. Personal vehicles evaluated against climate mitigation targets,” Environment Science & Technology (September 2016).

Media Coverage

Geoffrey Supran is quoted in a story the oil industry’s social media efforts, “Oil companies ‘have gone digital, and they’ve gone more subtle, but there’s no denying the fact that these messages are not simple product advertising,” “The Big Oil Instagram Influencers Are Here,” Taft M. Gizmodo. June 15, 2021.

Study by Geoffrey Supran and Naomi Oreskes covered by Rolling Stone, “Big Oil Is Trying to Make Climate Change Your Problem to Solve. Don’t Let Them,” Westervelt A, Rolling Stone. May 14, 2021.

Study by Geoffrey Supran and Naomi Oreskes covered by CNN, “Exxon uses Big Tobacco’s playbook to downplay the climate crisis, Harvard study finds,” CNN, Matt Egan, May 13, 2021.

ExxonMobil misled the public about the climate crisis. Now they’re trying to silence critics,” Geoffrey Supran & Naomi Oreskes, The Guardian, October 16, 2020.

Geoffrey Supran interviewed about BP climate propaganda by Mark Kaufman. “The carbon footprint sham,” Mashable, July 13, 2020.

Geoffrey Supran’s research on fossil fuel subsidies cited by U.S. House Democrats’ Climate Crisis Action Plan. “Select committee Democrats release ‘Solving Climate Change Crisis,’ a congressional roadmap for ambitious climate action,” June 30, 2020.

Geoffrey Supran interviewed about fossil fuel advertising by Emily Atkin. “Twitter says Big Oil’s pandemic ads aren’t ‘political,'” Heated, May 7, 2020.

Geoffrey Supran’s ExxonMobil study cited by Anderson Cooper when questioning Joe Biden. “CNN’s climate crisis town hall,” CNN, September 5, 2019.

Geoffrey Supran’s interviewed about fossil fuel funding in academia by Sharon Kelly. “How Mobil pushed its oil agenda through ‘charitable giving,’” The Guardian, June 12, 2019.

Geoffrey Supran’s analysis of ExxonMobil’s climate communications reported as the seventh most talked-about climate change article of 2017. “Analysis: The climate papers most featured in the media in 2017,” Carbon Brief, January 24, 2018.

Geoffrey Supran’s ExxonMobil study reported by Miles O’Brien. “Academic study concludes Exxon Mobil misled on climate change,” PBS Newshour, August 23, 2017.

Geoffrey Supran’s ExxonMobil study reported by John Schwartz. “Exxon misled the public on climate change, study says,” The New York Times, August 23, 2017.

Geoffrey Supran’s science activism reported by Miles O’Brien. “Scientists dive into the political fray,” PBS Newshour, April 19, 2017.