Week 2: Existential Threats to the United States

ISIS is a threat to the United States, but according to President Obama not an existential threat. But what of nuclear warfare, bioterrorism, or climate change? We focus here with leading experts on the most worrisome threats to the United States and the world — those that threaten our very existence.

Guest Speakers:

William Perry (Stanford University; former Secretary of Defense)

Admiral Gary Roughhead (U.S. Navy, Hoover Institution)

Amy Zegart (Stanford University, Center for International Security and Cooperation)

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