Trust and Truth: Preparing for Deepfakes

Sam Gregory, Witness

Sam Gregory on the importance of addressing “deepfakes”—the problem of fake audio and video created using artificial intelligence—before they become a widespread threat to trust in news sources worldwide.

Sam Gregory, Program Director, Witness

Sam Gregory is Program Director of WITNESS ( which supports anyone, anywhere to use video and technology to fight for human rights. An award-winning technologist and advocate, Sam leads work around emerging opportunities and threats, including artificial intelligence, proactive approaches to malicious "deepfakes," innovation in eyewitness video, and challenges to trust and evidence. He also supervises WITNESS’ Tech Advocacy work, which advocates to technology companies on how products protect human rights and develops tools such as ProofMode for better authentication of contentious video. He has spoken at Davos and the White House and was a 2012-17 Young Global Leader of the World Economic Forum (WEF). He is Co-Chair of the Partnership on AI’s Working Group on Social and Societal Good, a member of the Technology Advisory Board of the International Criminal Court, and a member of the WEF Global Future Council on Human Rights. From 2010-2018 he taught the first graduate level course at Harvard on harnessing the power of new visual and participatory technologies for human rights change.


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