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The Most Awful Responsibility: Truman and the Secret Struggle for Control of the Atomic Age with author Alex Wellerstein: Episode 313
02 August 2026

The Most Awful Responsibility: Truman and the Secret Struggle for Control of the Atomic Age with author Alex Wellerstein: Episode 313

History Happy Hour

About

This week on History Happy Hour: President Truman’s choice to drop the atomic bomb is the most debated decision in the 20th Century. But what if he, himself, did not fully understand the decisions being made until after the atomic bomb was used.

Chris and Rick will talk to historian Alex Wellerstein about his highly regarded new book The Most Awful Responsibility: Truman and the Secret Struggle for Control of the Atomic Age.

Alex Wellerstein is an Associate Professor of Science and Technology at the Stevens Institute of Technology. He is also a visiting researcher at the Nuclear Knowledges program, Center for International Studies, Sciences Po, Paris. He is the author of Restricted Data: The History of Nuclear Secrecy in the United States, and he has written for The New Yorker, Atlantic, Harper’s Magazine, and many other venues. He is perhaps best known as the creator of the NUKEMAP, the world’s most popular online nuclear weapons effects simulator. He is also the author of the Doomsday Machines blog, and has taught at Harvard, MIT, and Georgetown University.