Naspers & Prosus

Global Head of Data Privacy

Justin leads data privacy within Naspers—a South African global internet group and one of the largest technology investors in the world. In his role, he supports investee companies ranging from start-ups to mature multinational players on legal compliance, M&A, contracting, policy and training. He counsels executives, corporate finance, artificial intelligence, product, engineering and public affairs teams on data policy, risk and privacy programme management, and runs the group’s data privacy secondment programme. Previously, Justin served as Assistant General Counsel for Privacy & International Policy at Yahoo!, representing the company before world governments, APEC, the COE, the EU’s Article 29 Working Party and technology-focused trade associations on regulatory matters.

An experienced international practitioner, he has served as an expert privacy advisor to the OECD’s Working Party on Information Security and Privacy in its 30-year review of the OECD Privacy Principles, and currently serves as the Chairman of the Board of Directors of the International Association of Privacy Professionals.


Contributions by Justin B. Weiss

  • Artificial Intelligence Regulation Draft — What To Make Of It In 5 Points!
    Speaker at IAPP Europe Data Protection Congress 2021
  • Privacy in M&A — Recent Practice and Trends
    Web Conference Speaker
  • Practical Considerations for Privacy Professionals Working with Artificial Intelligence
    Speaker at Virtual Northern New England KnowledgeNet: June 10, 2021
  • Ethic-tive Immediately: Building Trust by Handling Data Ethically
    Web Conference Speaker
  • An Overview of Global Privacy Laws and Introduction to Cloud Computing
    Speaker at Virtual Pune KnowledgeNet: 12 December 2020
  • Speaker at IAPP Europe Data Protection Congress 2020 - Cancelled
  • Turning Point of a More Ethical or Trustworthy AI
    Speaker at Hong Kong KnowledgeNet: 23 May 2019
  • Privacy in the Upcoming Year and What it Has to Offer
    Speaker at Helsinki KnowledgeNet: 07 January 2019
  • Negotiating Data Processing Agreements
    Speaker at IAPP Privacy Bar Section Forum 2018
  • Journey to the East: A Primer on Asia’s Data Protection and Privacy Developments
    Speaker at Global Privacy Summit 2018
  • Introducing GDPR: A Primer for Asian Professionals
    Speaker at Hong Kong KnowledgeNet: 27 September 2017
  • Privacy on the Ground: Managing Personal Data and Privacy Risks in Organisations
    Moderator at United Nations Global Pulse and IAPP Joint Event
  • Member of Executive Committee 2017 - 2021