Sam Gregoryis an award-winning technologist and advocate who is currently the Program Director ofWITNESS, an organization which supports anyone, anywhere to use video and technology to fight for human rights.Sam leads work around emerging opportunities and threats like artificial intelligence, proactive approaches tomalicious ‘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.