Sébastien Ziegler serves as Chair of the Privacy Symposium. He also serves as President of the IoT Forum, IoT Lab, and the Europrivacy International Board of Experts. As founder and Director General of Mandat International, he is actively supporting international cooperation. He also served as Rapporteur on Research and Emerging Technologies at the International Telecommunication Union (ITU/SG20), and he initiated and/or took part in over 30 international research projects largely related to data governance.

Sébastien has a PhD in Management with a specialization in Information Systems at the Faculty of Economy and Management of the University of Geneva. He graduated in International Relations at the Graduate Institute of International Studies, followed by a Master in Environment, a MBA in international administration (HEC Geneva), and complementary executive courses at Harvard Business School in Boston, Stanford University, UC Berkeley and EPFL. He is also a qualified expert in data protection accredited for Europrivacy, EuroPriSe and ISO 27001 certifications. Sébastien founded several foundations, SMEs, and organizations.