Sig Hecker Articles

Nuclear Assembly for Nobel Laureates, July 14, 2025. (Photo by Jean Lachat)

CNS Experts Join Nobel Laureate Assembly for the Prevention of Nuclear War

On the 80th anniversary of the Trinity nuclear test explosion in Alamogordo, New Mexico, Nobel Laureates and nuclear experts convened at the University of Chicago.

Bulletin of Atomic Scientists

Time for Iran to make a no-enrichment nuclear deal

The time has come for Iran’s leaders to reconsider their past posture and instead pursue a nuclear power program that will benefit the Iranian people.

Oppenheimer: The Rest of the Story

Dr. Hecker provides the back story to some key elements of the film and shares his views on the legacy of Oppenheimer and the Manhattan Project.

Kim Jong Il and missile displays

Dr. Siegfried Hecker on North Korean nuclear weapons for BBC’s Nuclear Armageddon

This video features discussions on the nuclear issues in North Korea with a short discussion of Iran.

Is Kim Jong Un Preparing for War?

The situation on the Korean Peninsula is more dangerous than it has been at any time since early June 1950.

Group of men on a mountain with trees behind them and a snow spray.

The Human Dimension to Kazakhstan’s Plutonium Mountain

US, Russia, and Kazakhstan scientists write the story of nonproliferation cooperation at Semipalatinsk in the two-volume book, “Doomed to Cooperate.”

CNS Distinguished Professor of Practice Dr. Siegfried Hecker holding his a book, talking about the book, Hinge Points: An Inside Look at North Korea's Nuclear Program.

Hinge Points: An Inside Look at North Korea’s Nuclear Program

CNS Distinguished Professor of Practice Dr. Siegfried Hecker gave a book talk on his newly released book, Hinge Points: An Inside Look at North Korea’s Nuclear Program.

Buildings with trees and fields behind them

Hinge Points: An Inside Look at North Korea’s Nuclear Program

Between 2004 and 2010, Dr. Siegfried Hecker, made seven trips to North Korea exploring ways to reduce the danger of Pyongyang’s nuclear weapons program.

CNS and MIIS Professor Jeffrey Lewis, CNS and MIIS Distinguished Professor Practice Siegfried Hecker, and CNS Distinguished Non-Resident Scholar Robert Carlin (Source: Eduardo Fujii)

A Full Spectrum Look at North Korea’s Nuclear Program: From Above, On the Ground, and In Person

The three presentations demonstrated the power of the viewing from a multi-spectrum perspective and highlighted CNS’ unusual and diverse pool of expertise.

Group photo

US-Black Sea Nonproliferation Professionals Exchange: US Module

Participants from six countries fostered ties between US and Black Sea technical and policy communities with tours of both of the National Laboratories, nuclear science museums, and Washington DC.