Who we are

Nicolas Seidler has been the Executive Director of the GSPI since October 2018. In his previous position as Senior Policy Advisor at the Internet Society, he developed an extensive network of collaboration and engagement with international organizations and NGOs in Geneva and abroad. He led the organization’s policy implementation in the fields of Digital Rights and the Internet of Things and made numerous publications and public interventions in international fora. Nicolas obtained a Master in International Relations from the University of Geneva and the Graduate Institute of International and Development Studies in 2007, and a Master in Communication and Media Sciences from the University of Geneva in 2009.

Dr Frédérique Guérin is the Deputy Director for Strategic Programmes at the GSPI. She oversees the knowledge and learning activities of the GSPI, as well as the strategic development of programmes. Prior to joining the GSPI, she held diverse positions spanning the boundaries of knowledge and policy advice. She worked as a programme manager in the mediation and policy support unit of the Centre for Humanitarian Dialogue for 4 years, supporting private diplomacy initiatives with evidence- and practice-based insights. She launched and ran the Geneva Peacebuilding Platform for 3 years, bringing together researchers, practitioners and policy actors to advance the understanding and practice of peace processes. She coordinated the scientific secretariat of a peace initiative in Tajikistan for four years and also worked as a consultant on developing evidence-based teaching curriculum in the field of peace education. She holds a Masters Degree in Political Science from the Institut d’Etudes Politiques in Lyon, and a Masters Degree and a PhD from the Graduate Institute of International and Development Studies in Geneva.

Dr Mialy Rann is the Science-Policy Officer of the GSPI. She oversees the capacity building activities of the GSPI and coordinates its annual call for projects. She will also take part in knowledge production processes around specific themes. Mialy has extensive research experience in sustainability, biodiversity and fisheries issues. She also has practical experience with NGOs and science-policy interfaces including with the Intergovernmental Science-Policy Platform on Biodiversity and Ecosystem Services (IPBES). She holds a Masters Degree in Nature Conservation Leadership from Cambridge University and a PhD in Geography from the University of Lausanne.

Arantxa Cedillo is the Communications and Outreach Manager of the GSPI. Recognised with multiple awards for excellence in digital communications, she plays a key role in shaping and delivering GSPI’s brand strategy, global outreach, public content, as well as contributing to stakeholder and partnership engagement. Throughout her work at the science-policy interface, Arantxa has specialised in translating research into impactful communication strategies for global health and environmental policy. With over 15 years of experience in strategic communications, Arantxa has worked with international nonprofits, human rights and health organisations, governments, and academic institutions. She has led global campaigns and directed outreach for The Lancet Commission on Pollution and Health Report (2022), securing international coverage and raising pollution as a global health priority. She also supported communications during key negotiations at the World Health Assembly, fostering dialogue among governments, international organisations, and civil society. With a background across academia, international organisations, and the private sector, she is dedicated to bridging science and policy through impactful, evidence-based communication. She pursued Master Studies in Peace and Development at the University Jaume I in Spain.

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