Nathalie Bernasconi-Osterwalder is Vice-President Global Strategies and Managing Director, Europe and heads the Economic Law and Policy Program of the International Institute on Sustainable Development (IISD), which has hosted the IGF Secretariat since 2015. Nathalie works closely with the IGF Director to provide overall direction for the Secretariat and regularly represents the IGF at international conferences and other events.

She works with developing country governments across Africa, Asia, and Latin America in relation to bilateral and regional investment treaty negotiations, investor–state contracts, model investment treaties, and foreign investment laws.

Nathalie has extensive legal, policy, and training experience in the areas of international trade, investment, sustainable development, human rights, international environmental law, and arbitration. She received her Master of Laws from Georgetown University in Washington, DC, and her Bachelor of Laws from Université de Neuchatel, Switzerland.

Nathalie is fluent in English, German, and French and is based in Geneva, Switzerland.