Kseniia Pirnavskaia at Pugwash Conferences in Hiroshima

In Hiroshima, ONN’s Kseniia Pirnavskaia contributed to both the International Student/Young Pugwash Conference and the 63rd Pugwash Conference, presenting research on the Third Nuclear Age and non-traditional security, leading a 2026 nuclear forecasting exercise and serving as rapporteur in the disarmament, non-proliferation and arms control working group.

In late October and early November 2025, Kseniia Pirnavskaia, ONN Engagement and Network Coordinator, participated in the Pugwash Conferences on Science and World Affairs in Hiroshima, Japan, contributing to both youth- and senior-level dialogues on nuclear risk, disarmament, non-proliferation and arms control.

Kseniia first took part in the International Student/Young Pugwash (ISYP) Hiroshima Conference (30–31 October 2025), which she also helped organise in her capacity as Deputy Director of ISYP. The conference brought together young scholars and practitioners from over 20 countries to examine contemporary nuclear risks and emerging technologies through the lens of Hiroshima’s humanitarian legacy. Kseniia presented research on the Third Nuclear Age and non-traditional security challenges, and led a forecasting exercise on key developments in the nuclear field in 2026, introducing participants to structured, probabilistic approaches to assessing future risks.

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She then participated in the 63rd Pugwash Conference (1–5 November 2025), held in Hiroshima to mark the 80th anniversary of the atomic bombings. During the conference, Kseniia served as a rapporteur for a working group on disarmament, non-proliferation and arms control, co-presenting the group’s findings and recommendations to the full conference. She also presented the outcomes of the ISYP Hiroshima Conference to the wider Pugwash community, helping to integrate perspectives of the emerging experts into senior expert discussions.

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Through her engagement across both conferences, Kseniia contributed to bridging generational, disciplinary and policy divides in discussions on nuclear risk reduction and gobal & regional security.

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