Cooperation

Bulletin of the Atomic Scientists

The Nuclear Paradox: Why the World Wants Both Deterrence and Disarmament

Dr. Stephen Herzog and co-authors report new results from a groundbreaking 24-country public opinion survey about nuclear weapons.

Arena Magazine

Lessons from Los Alamos

An interview with Dr. Siegfried Hecker, the former Director of the Los Alamos National Laboratory and CNS Distinguished Professor of Practice.

Doomed to Cooperate: A Conversation with Dr. Siegfried “Sig” Hecker

NENSC Co-Chair Daniel Poneman sits down with Dr. Siegfried “Sig” Hecker — the fifth director of Los Alamos National Laboratory and one of the world’s foremost authorities on plutonium.

NATO’s Nuclear Types: Vulnerability, Defense Investment, and Alliance Strategy Preferences

NATO’s Nuclear Types: Vulnerability, Defense Investment, and Alliance Strategy Preferences

Dr. Stephen Herzog and co-authors investigate the very different strategies that NATO member countries take while under the same U.S. nuclear umbrella.

Closeup of Flags of United States Of America and China

A Personal Perspective of U.S.-China Nuclear Science and Security Cooperation

This article by Siegfried S. Hecker presents a historical narrative of U.S.-China cooperation in nuclear security following China’s political opening in the early 1970s.

Allison Berke, Chemical and Biological Weapons Nonproliferation Program Director at the James Martin Center for Nonproliferation Studies, speaks at the Asilomar conference on artificial intelligence and nuclear and biological security organized by the center in April. Other panelists, from left, are: Douglas B. Shaw, Zoe Gastelum, Stephen Herzog, Yanliang Pan, and William C. Potter. Photo credit: Eduardo Fujii.

Anticipatory Arms Control for the AI Age

CNS researchers publish in Arms Control Today on why the Asilomar Process is needed for the new generation of AI and WMD restraint.

Technical Cooperation on Nuclear Risk Reduction with China

This article by Siegfried S. Hecker and Stanford University colleague Larry D. Brandt presents their efforts at technical cooperation and nuclear risk reduction with China.

Pacific Forum logo

Mitigating Miscalculation The Role of Pre-Launch Notifications in Strategic Stability

The first comprehensive study that explores the critical role of pre-launch notifications for ballistic missiles and space-launch vehicles in maintaining global strategic stability.

2026 Edition of the NPT Briefing Book Now Available Online

The book is widely used by national delegations and members of civil society in preparation for NPT meetings.

Cover of the Journal of Peace Research

Too Brutal for War: Comparing Rationales for Weapon Taboos

Dr. Stephen Herzog and co-authors systematically analyze “taboos” related to six types of weapon systems.