Completed Master's Course in Graduate School of Engineering, Nagoya University

Graduated from the Department of Mechanical Engineering in the Faculty of Engineering, Nagoya University

President, Japan Atomic Energy Agency (JAEA)

Vice President, Director General of Technology Management, Mitsubishi Heavy Industries (MHI) (March 2015 resigned)

Managing Executive Officer, Director General of Technology Management, MHI

Executive Officer, Deputy Director General of Technology Headquarters, MHI

Deputy Director General of Technology Headquarters, doubled as Director of Hiroshima Research Center, MHI

Director, Takasago Research Center, Technology Headquarters, MHI

Takasago Research Center, Technology Headquarters, MHI

Massimo Aparo is Deputy Director General and Head of the Department of Safeguards at the International Atomic Energy Agency (IAEA). Prior to this, and since 2016, Mr Aparo was Acting Director of the Office for Verification in Iran at the IAEA.

Mr Aparo has been working at the IAEA's Department of Safeguards since 1997. He served as Section Head in the Division of Technical and Scientific Services, as Head of the IAEA's Tokyo Regional Office and as Head of the Iran Task Force.

Before joining the IAEA Mr Aparo worked as Director General of an Italian company in the area of radiation detection and monitoring, in the European Space Agency and at Italy's former National Committee for Nuclear Energy.

Mr Aparo is a nuclear engineer.

Mr Malik Derrough is currently the Head of the Section for Safeguards Programme Coordination in the IAEA Department of Safeguards. In this position, he serves as senior advisor to the Deputy Director General and Head of the Department of Safeguards on all safeguards implementation issues, and is also in charge of effectiveness evaluation, budget formulation, human resource matters and communication with Member States.

Prior to this position, Mr Derrough served in a variety of senior positions in the Department of Safeguards, including as Section Head responsible for safeguards implementation in South and Latin America; as Senior Safeguards Inspector for the Iran Task Force; as Senior Safeguards Inspector in the section responsible for safeguards implementation in the Middle East; and as a safeguards technical specialist in the Office of the Deputy Director General for Safeguards. Mr Derrough became a safeguards inspector in 1997 for which his first inspection was to Iraq under relevant United Nations Security Council Resolutions and thereafter spent several years in the division responsible for verification activities in Japan.

Mr Derrough is a nuclear engineer, having earned a diploma in neutronics from the National Institute for Nuclear Science and Technology in Grenoble, France.

Mr. Scott Roecker joined NTI as senior director on NTI's Materials Risk Management team in February 2021. He focuses on work to reduce the risks associated with nuclear and radiological materials through a number of NTI projects, including the Global Dialogue on Nuclear Security Priorities and the NTI Nuclear Security Index, as well as through targeted cooperation with priority countries. He also supports NTI's nuclear disarmament verification work and advises leadership on issues related to Iran.

Mr. Roecker previously served as the director of the Office of Nuclear Material Removal at the National Nuclear Security Administration (NNSA). In this position, he was responsible for all U.S.-led activities to remove or dispose of highly enriched uranium (HEU) and separated plutonium with partner countries. The goal of this work is to eliminate excess special nuclear material that could be used by a non-state actor in an improvised nuclear device and included the removal of all HEU and separated plutonium from the Fast Critical Assembly in Japan.

From November 2014 through May 2017, Mr. Roecker served as the director for Nuclear Threat Reduction at the National Security Council. In that role, he coordinated the development and implementation of policies to prevent nuclear terrorism through efforts to secure nuclear and radiological materials, minimize HEU and plutonium, and counter nuclear smuggling. He also was the sous-sherpa for the United States at the 2016 Nuclear Security Summit and led efforts to implement an outreach campaign designed to reach entry into force of the Amended Convention on the Physical Protection of Nuclear Material.

Mr. Roecker has also served as the senior policy advisor for the Office of Defense Nuclear Nonproliferation, where he provided policy guidance on nuclear security activities across all nonproliferation programs at NNSA. He has worked in the Office of the Second Line of Defense, where he managed border security engagement with partners in South and Central Asia. Mr. Roecker began his career at NNSA working with Russia and China to secure nuclear materials.

Dr. Hori is a Deputy Director of ISCN/JAEA since April 2016.

He is overseeing R&D programs related to nuclear security and nuclear nonproliferation, nonproliferation policy research and CTBT international monitoring activities in JAEA. He is leading joint studies with US national laboratories and EC/JRC in these fields.

Dr. Hori had been working for International Atomic Energy Agency (IAEA) as Senior Safeguards Analyst and Acting Section Head of Concepts and Approaches Section of Safeguards Department from December 2010 to February 2016.

Before he joined the IAEA, he had been working for JAEA, JNC and PNC (former organizations of JAEA) engaged in nuclear fuel cycle R&D and nuclear security and nuclear non-proliferation R&D for more than 20 years.

Dr. Hori has PhD in engineering from Tohoku University, Sendai-shi, Japan.

Tomohiro TERASAKI currently serves as Director of Japan Safeguards Office in the Nuclear Regulation Authority of Japan, responsible for Japan's safeguards activities from August 2020.

Prior to assuming the responsibility, he was SSAC training expert at SGCP of IAEA and supported providing SSAC training courses for member states for three years.

Before joining the IAEA, he was director of promoting regional R&D policy at Ministry of Education, Culture, Sports, Science and Technology (MEXT). Also he worked for Innovation Network Corporation of Japan (INCJ) and make investment in university start-ups from 2013 to 2015.

He graduated from Harvard Graduate School of Education and obtained Master's Degree in Education Policy and Management.

She got Ph.D in Nuclear Engineering in 2001 in Seoul National University. Her doctoral thesis was about V&V (verification and validation) for the safety critical digital I&C system. Since she joined KINAC in 2006, she worked on nuclear non-proliferation and security. KINAC, governmental affiliated organization to implement safeguards, security and export control.

She had experience in working on safeguards implementation and ROK Support program to the IAEA. She is currently working as a director general of the office of nuclear non-proliferation in KINAC.

Dr. Hiroshi Sagara is Associate Professor, at Tokyo Institute of Technology, Japan. He received Doctor of Engineering, Department of Nuclear Engineering, Tokyo Institute of Technology in 2005, and has started his career as Assistant Professor at Tokyo Tech, with various research experiences at Idaho National Laboratory, U.S.A. in 2008, and at ISCN, JAEA in 2011-2013. He is pursuing studies on robust nuclear energy system against threats to safety, security and safeguards, and their multi-dynamics. He is the winner of the Best Article Award, the 47th Atomic Energy Society of Japan Award, in 2015.

Graduated from Department of Nuclear Engineering, School of Engineering, The University of Tokyo

Graduated from Faculty of Engineering, The University of Tokyo

Executive Director of the Japan Atomic Energy Agency (JAEA)

Deputy Director General of Oarai Research and Development Institute and Director General of Fast Reactor Cycle System Research and Development Center, Sector for Fast Reactor and Advanced Research and Development, JAEA

Director of Fast Reactor Computational Engineering Department, Advanced Fast Reactor Cycle System Research and Development Center, Sector of Fast Reactor Research and Development, JAEA

Deputy Director of JSFR Systems Development Planning Office, Advanced Nuclear System Research and Development Directorate, JAEA

Senior Principal Researcher of Advanced Nuclear System Research and Development Directorate, JAEA

Mr. Yosuke Naoi is the Director of the Integrated Support Center for Nuclear Nonproliferation and Nuclear Security (ISCN), JAEA. He had been involved in heavy water reactor development projects "Fugen" for a total of 20 years since 1983 as a station chemist and a safety analyst. From 1998 to 2000, he was on loan to the Ministry of Foreign Affairs of Japan as a technical adviser for the KEDO (Korean Peninsula Energy Development Organization) project. His past experiences vary from very technical tasks to diplomatic negotiations but also managerial and administrative tasks at ISCN.