Alex Wellerstein is a historian of science at the Stevens Institute of Technology who studies the history of nuclear weapons. He is the creator of NUKEMAP.^[1][2][3]

Wellerstein grew up in Stockton, California. He received a Bachelors of Arts in history from University of California, Berkeley in 2002 and a doctorate in the history of science from Harvard University in 2010. He was once a graduate fellow for the United States Department of Energy, a lecturer at Harvard University, a postdoctoral researcher at the Harvard Kennedy School, and an associate historian at the American Institute of Physics. Since 2014, he has been a professor of Science and Technology Studies at the Stevens Institute of Technology.^[1][4] As of August 2025, he is a visiting researcher at the Center for International Studies at Sciences Po in Paris.^[5]

In 2021, his book Restricted Data: The History of Nuclear Secrecy in the United States was published by the University of Chicago Press.^[6] In 2025, his book The Most Awful Responsibility: Truman and the Secret Struggle for Control of the Atomic Age was published by HarperCollins.^[7]

• "Patenting the bomb: Nuclear weapons, intellectual property, and technological control," Isis 99, no. 1 (March 2008): 57–87.
• "Inside the Atomic Patent Office," Bulletin of the Atomic Scientists 64, no. 2 (May/June 2008): 26–31, 60–61.
• "From Classified to Commonplace: The Trajectory of the Hydrogen Bomb 'Secret'," Endeavour 32, no. 2 (June 2008): 47–52. doi:10.1016/j.endeavour.2008.03.002
• "Die geheimen Patente – eine andere Sicht auf die Atombombe," in Atombilder: Ikongraphien des Atoms in Wissenschaft und Öffentlichkeit des 20. Jahrhundertsts, ed. Jochen Hennig and Charlotte Bigg (Berlin: Wallstein Verlag, 2009): 159–167.
• "States of Eugenics: Institutions and the Practices of Compulsory Sterilization in California," in Sheila Jasanoff, ed., Reframing Rights: Bioconstitutionalism in the Genetic Age (Cambridge, Mass.: MIT Press, 2011): 29–58.
• "A Tale of Openness and Secrecy: The Philadelphia Story," Physics Today 65, no. 5 (May 2012), 47–53. doi:10.1063/PT.3.1560
• "Manhattan Project," Encyclopedia for the History of Science (April 2019). doi:10.34758/9aaa-ne35
• (with Edward Geist), "The secret of the Soviet hydrogen bomb," Physics Today 70, no. 4 (March 2017), 40–47. doi:10.1063/PT.3.3524
• "John Wheeler's H-bomb Blues," Physics Today 72, no. 4 (2019): 42–51. doi:10.1063/PT.3.4364
• "The Kyoto Misconception: What Truman Knew, and Didn't Know, About Hiroshima," in Michael D. Gordin and G. John Ikenberry, eds., The Age of Hiroshima (Princeton, N.J.: Princeton University Press, 2020): 34–55. ISBN 9780691193458
• "Counting the Dead at Hiroshima and Nagasaki," Bulletin of the Atomic Scientists (4 August 2020).
• Restricted Data: The History of Nuclear Secrecy in the United States (Chicago: University of Chicago Press, 2021). ISBN 9780226020389
• "The Untold Story of the World's Biggest Nuclear Bomb," Bulletin of the Atomic Scientists (29 October 2021).
• The Most Awful Responsibility: Truman and the Secret Struggle for Control of the Atomic Age (New York: Harper, 2025). ISBN 9780063379435

• "Personal website of Alex Wellerstein". AlexWellerstein.com. Retrieved 13 January 2021.
• "About me". Restricted Data: The Nuclear Secrecy Blog. Retrieved 18 August 2017.
• "The Rush to Patent the Atomic Bomb". Npr.org. Retrieved 18 August 2017.
• "Contributor: Alex Wellerstein". New Yorker. Retrieved 10 October 2017.

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