Executive Director of WITNESS, Award-Winning Human Rights Technologist & TEDx Speaker
Sam Gregory is an internationally respected expert on technology, human rights, and combating misinformation. As Executive Director of WITNESS, he leads a global team dedicated to safeguarding truth and authenticity in the digital era. His work spans deepfake awareness, civic journalism, and the creation of tools that empower communities to document and share reliable information. A recognised thought leader, Sam has advised governments, global institutions, and technology companies on ethical AI and media verification. His efforts have influenced policy worldwide, earned major awards, and positioned him as a trusted voice on the intersection of emerging technology, justice, and human rights.
Credentials & Impact
Sam Gregory is an influential figure at the intersection of artificial intelligence, human rights, and truth in media. As Executive Director of WITNESS, he leads initiatives that address the threats and opportunities AI brings to information integrity. His work includes developing strategies to counter deepfakes, advising on policy frameworks for media authenticity, and guiding the creation of tools that enable secure and verifiable content sharing. Sam has provided expert testimony to legislative bodies, contributed to industry standards, and collaborated with global organisations to establish safeguards around AI-generated content. His leadership has positioned him as a global voice for ethical AI use.
Publications & Media
Sam Gregory’s expertise has been featured by the World Economic Forum, MIT Technology Review, and Columbia Journalism Review, where he has explored AI ethics, deepfakes, and media authenticity. He delivered the TED talk “When AI Can Fake Reality, Who Can You Trust?”, engaging global audiences on the challenges of truth in the age of synthetic media. Gregory has also appeared in outlets such as the BBC, The New York Times, and The Guardian, offering informed perspectives on countering misinformation. His thought leadership continues to shape global policy and deepen public understanding of AI’s societal impact.
Why Hire Sam Gregory?
Sam Gregory engages audiences with thought-provoking insights that blend technical depth with compelling storytelling. His presentations encourage participants to think critically about the future of information and the role they play in safeguarding it. Skilled at bridging the gap between policy, technology, and human experience, Sam creates an atmosphere of urgency and empowerment, making him a standout choice for events aiming to spark meaningful discussion and drive change.
To book Sam Gregory to speak at your event, call SpeakOut on +44 (0) 20 8914 8966. Alternatively, complete our contact form to begin your enquiry.
- VIDEOS
- TESTIMONIALS
- SPEAKING TOPICS
- COSTS
- “When AI Can Fake Reality, Who Can You Trust?”
- “Why Dictators Love AI & How to Fight Back”
- “Deceptive AI Video: What to Know About Creation, Usage, Guardrails, and Regulation”
- “Detecting AI Deception in the Real World: Lessons Learned from the Experts”
- “Fortifying Truth, Trust and Evidence in the Face of Artificial Intelligence and Emerging Technology”
- “Generative AI, Human Rights, Deepfakes and You”
The cost of hiring Sam Gregory depends on your event format, location, duration and any travel requirements. For an accurate and tailored quote, please contact a SpeakOut booking agent for expert guidance.
