Potsdam Call: Signatures

as of August 2, 2025

  • Prof. Dr. Peng Hwa Ang, Nanyang Technological University, Singapore
  • Dr. Olga Cavalli, Dean of the National Defense Faculty of Argentina, Director of the South School on Internet Governance, Buenos Aires, Argentina
  • Dr. Vint Cerf, Co-Chair of the Leadership Panel of the UN Internet Governance Forum (IGF), Member of the Internet Hall of Fame, Washington, D.C., United States
  • William J. Drake, Director of International Studies and Adjunct Professor, Columbia Business School, New York, United States
  • Anriette Esterhuysen, Association for Progressive Communication, former Chair of the Multistakeholder Advisory Group of the UN Internet Governance Forum, Johannesburg, South Africa
  • Roberto Gaetano, former Vice-Chair of the ICANN Board of Directors, Italy
  • Dr. Jochen Fleischhacker, Member of the Leibniz Society of Sciences to Berlin, Germany
  • Prof. Dr. Divina Frau-Meigs, Professor Emerita, Communication and Information Sciences, Media and Information, Sorbonne Nouvelle University, Paris, France.
  • Prof. Dr. habil. Klaus Fuchs-Kitowski, Member of the Leibniz Society of Sciences to Berlin, Germany
  • Prof. Dr. Demi Getschko, Pontifical Catholic University of São Paulo, Member of the Internet Hall of Fame, Brazil
  • Prof. Dr. Hartmut Glaser, University of São Paulo, Member of the Internet Hall of Fame, Brazil
  • Prof. Dr Cees J. Hamelink, Athena Professor of Health & Human Rights at the Vrije Universiteit, Amsterdam, The Netherlands
  • Prof. Dr. Martin E. Helmann, Professor Emeritus of Electrical Engineering, Stanford University, Turing Award Laureate, United States
  • Prof. Dr. Matthias C. Kettemann, LL.M. (Harvard), Professor of Innovation, Theory and Philosophy of Law, University of Innsbruck, Austria
  • Prof. Dr. sc. rer. pol. Wolfgang Kleinwaechter, Professor Emeritus for Internet Policy and Regulation, University of Aarhus, former Member of the Global Commission on Stability in Cyberspace, Leipzig, Germany
  • Prof. Dr. Hans-Jörg Kreowski, Professor Emeritus for Theoretical Computer Science, University of Bremen, Member of the Leibniz Society of Sciences to Berlin, Germany
  • Prof. Dr. Joanna Kulesza, Professor of International Law, Lodz Cyber Hub, University of Lodz, Poland,
  • Ram Mohan, Chief Strategy Officer, Identity Digital; Chair, ICANN Security and Stability Advisory Committee (SSAC), India
  • Prof. Dr. Tobias Mahler, Faculty of Law, University of Oslo, Norway
  • Prof. Dr. Robin Mansell, Professor Emeritus, London School of Economics and Political Science, United KIngdom
  • Prof. Dr. Christoph Meinel, President & CEO German University of Digital Science, Potsdam, Germany
  • Prof. Dr. Kaarle Nordenstreng, Professor Emeritus of Journalism and Mass Communication, Tampere University, former President of International Organization of Journalists, Finland
  • Prof. Dr. Claudia Padovani, University of Padova, Italy
  • Prof. Dr. habil. rer. nat. Gerhard Pfaff, Member of the Leibniz Society of Sciences to Berlin, Germany
  • Dr. Nii Narku Quaynor, Chairman, Ghana Dot Com Ltd, Member of the Internet Hall of Fame, Accra, Ghana
  • Prof. Dr. Marc Raboy, Professor Emeritus in Ethics, Media and Communications at McGill University, Montreal, Canada
  • Prof. Dr. Andrei Richter, Comenius University, Bratislava, Slovakia
  • Prof. Dr. Larisa Schippel, Member of the Leibniz Society of Sciences to Berlin, Germany
  • Prof. Dr. Dieter Segert, University of Vienna, Member of the Leibniz Society of Sciences to Berlin, Germany
  • Prof. Dr. Johannes Varwick, Professor of International Relations at the University of Halle-Wittenberg, President of the Scientific Forum on International Security, Germany
  • Jimena Sofia Viveros Alvarez, CEO of IQuilibriumAI, Member of the Global Commission on the Responsible Use of Artificial Intelligence in the Military Field, Mexico
  • Prof. Dr. Flávio Rech Wagner, Professor Emeritus, Institute of Informatics, Federal University of Rio Grande do Sul, Porto Allegre, Brazil
  • Prof. Dr. Rolf H. Weber, Faculty of Law, University of Zurich, Switzerland
  • Prof. Dr. Peixi Xu, Director of the Global Internet Governance Studies Center at the Communication University of China, Bejing, China