“'Intermediary liability' means that the intermediary, a service that acts as 'intermediate' conduit for the transmission or publication of information, is held liable or legally responsible for everything its users do.”

American author, researcher, and Internet freedom advocate

Rebecca MacKinnon is an American author, researcher, and Internet freedom advocate. She is also the co-founder of Global Voices. A former CNN journalist, she led the network's bureaus in Beijing and later in Tokyo. MacKinnon has played leading roles in journalism and digital rights groups. She served on the board of directors of the Committee to Protect Journalists from 2009 to 2022, was a founding board member of the Global Network Initiative through 2014, and directed the Ranking Digital Rights project at the New America Foundation's Open Technology Institute. She later served as Vice President for Global Advocacy at the Wikimedia Foundation, and since 2026 has worked as a strategic consultant and research fellow at the Berkman Klein Center for Internet & Society.