Nuclear Risk

Scholarly Publications

The unbearable lightness of luck. Three sources of overconfidence in the manageability of nuclear crises

July 2017

Overconfidence in the controllability of nuclear weapons creates danger. The passing of the last elite witness of the most dangerous nuclear crisis, i.e.

Office of the Director of National Intelligence: From Pariah and Piñata to Managing Partner

June 2017

This is a chapter in the second edition of The National Security Enterprise, a book edited by Roger Z.

A MOOC With Meaning

May 2017

Under the sponsorship of Stanford University, we designed a massive open online course (MOOC) to raise public consciousness about the past, present, and future dangers of nuclear weapons.

Other Publications

US-Russia rift threatens science ties that keep us safe

December 2016

Siegfried Hecker describes Russia's systematic termination of nuclear cooperation with the United States and the harmful consequences that this could have for both countries.

Hecker & Milani: Stop killing Iranian nuclear scientists

January 2015

CISAC's Siegfried Hecker and Abbas Milani note in this article for the Bulletin of Atomic Scientists that for merely working in their field of expertise, Iranian nuclear scientists face perils and...

Iran's Path to Nuclear Peace

January 2014

CISAC and FSI Senior Fellows Siegfried Hecker and Bill Perry write in this OpEd in The New York Times that Iran has little to show for its 50-year pursuit of a nuclear program.


How did the Fukushima disaster affect air pollution?

February 2018

Q&A with Rodney C. Ewing, co-director of the Center for International Security and Cooperation and a senior fellow at the Freeman Spogli Institute for International Studies.

What to make of North Korea’s latest nuclear test?

September 2016

On September 9, 2016, seismic stations around the world picked up the unmistakable signals of another North Korean underground nuclear test in the vicinity of Punggye-ri.


A Conversation with Daniel Ellsberg on ‘The Doomsday Machine’

March 19, 2018

- RSVPs will be enabled at a later date - Abstract: Must we, should we, possess a Doomsday Machine?  For over half a century there have been two of these in the world: the U.S.

Rethinking the Kargil conflict: What did Pakistan learn from a nuclear crisis?

March 8, 2018

Abstract: In November 1998, ‘mujahideen’ warriors climbed the heights above Kargil in Indian held Kashmir, crossed the Line of Control, and occupied Indian military posts.

"Our theoreticians were armed with McNamara's arguments." Reflections on Soviet military strategy in the 1960s and 1970s.

March 3, 2018

Abstract: The quotation in the title is taken from the memoirs of Boris Chertok, a leading Soviet missile designer.  In my talk I will examine significant shifts in Soviet thinking about nuclear...


Lab-to-Lab Cooperation

Senior Fellow Siegfried Hecker was the director of the Los Alamos National Laboratory when the Soviet Union broke apart in 1991.

Regional Conflict and Cooperation

Regional conflicts present their own set of unique challenges to the international community.

Science Seminar Series

The CISAC Science Seminar Series features speakers who present scientific subjects with international security and policy implications.


2016 Drell Lecture: William J. Perry - A National Security Walk Around the World

February 2016

Former U.S. Secretary of Defense William J.

America’s Nuclear Waste – No Solution in Sight

January 2016

America’s nuclear waste is accumulating at over seventy sites in 39 states – but there is no clear way forward for its final disposal. An international cast of experts explains how the U.S.


Scott D. Sagan Senior Fellow Professor, Political Science
David Holloway, CISAC David Holloway Senior Fellow Professor, History, Professor, Political Science
Rod Ewing Rodney C. Ewing Senior Fellow Professor of Geological Sciences
Lynn Eden Lynn Eden Affiliate
Neil Narang Affiliate
Eva Uribe Eva C. Uribe Affiliate
Elliot Serbin Elliot Serbin Research Assistant to Siegfried Hecker