IRSN – Institute for Radiological Protection and Nuclear Safety – is the French national public expert in nuclear and radiological risks. Its activities cover all the related scientific and technical issues. Its areas of specialization include the environment and radiological emergency response, human radiation protection in both a medical and professional capacity, and in both normal and post-accident situations, the prevention of major accidents, nuclear reactor safety, as well as safety in plants and laboratories, transport and waste treatment, and nuclear defense expertise. IRSN interacts with all parties concerned by these risks (public authorities, in particular nuclear safety and security authorities, local authorities, companies, research organizations, stakeholders’ associations, etc.) to contribute to public policy issues relating to nuclear safety, human and environmental protection against ionizing radiation, and the protection of nuclear materials, facilities, and transport against the risk of malicious acts. Specializations: - Monitoring environmental radiation and participating in radiological emergency response situations. - Human radiation protection. - Prevention of major accidents in nuclear facilities. - Reactor safety. - Safety in plants, laboratories, transport, and waste treatment. - Nuclear defense expertise.