Olli Heinonen

Senior Advisor on Science and Nonproliferation


Dr. Olli Heinonen is a senior advisor on science and nonproliferation at FDD. He is the former deputy director general of the International Atomic Energy Agency (IAEA), and head of its Department of Safeguards. Olli is also a member of the non-partisan Iran Task Force.

Olli is currently a senior fellow at the Harvard Kennedy School of Government’s Belfer Center for Science and International Affairs. His research and teachings include: nuclear non-proliferation and disarmament, verification of treaty compliance, enhancement of the verification work of international organizations, and transfer and control of peaceful uses of nuclear energy.

Before joining the Belfer Center in September 2010, Olli served 27 years at the IAEA in Vienna. His posts at the IAEA included director at the Agency’s various Operational Divisions, and as inspector, including at the IAEA’s overseas office in Tokyo, Japan. Prior to joining the IAEA, he was a senior research officer at the Technical Research Centre of Finland Reactor Laboratory, where he was in charge of research and development related to nuclear waste solidification and disposal.

He is co-author of several patents on radioactive waste solidification. Called on to provide analysis of the most important global nonproliferation challenges, his writings and interviews have be published in various newspapers and magazines including: Foreign Policy, The Wall Street Journal, The Guardian, Bulletin of the Atomic Scientists, Arms Control Today, Der Spiegel, Le Monde, Helsingin Sanomat, The New York Times, Mehr News Agency, Stern, Haaretz, New Statesman, The Washington Post, BBC, and Time. His policy briefings have been published by FDD, the Belfer Center, the Atlantic Council, the Nautilus Institute, the Institute for Science and International Security, the Nonproliferation Policy Education Center, the Washington Institute for Near East Policy, and the Carnegie Endowment.

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