Sam Gregory, is Program Director at WITNESS (www.witness.org), the leading global organization training and supporting people to use video in human rights advocacy. He supervises campaigning, training and knowledge-sharing, and policy leadership initiatives. In 2005, he was the lead editor on the widely used text Video for Change: A Guide for Advocacy and Activism (Pluto Press), and in 2007, he developed WITNESS Video Advocacy Institute, an intensive two-week training program for human rights advocates. He also teaches on human rights advocacy using new media as an Adjunct Lecturer in Public Policy at the Harvard Kennedy School. He has worked extensively with human rights activists, particularly in Latin America and Asia, integrating video into campaigns on a range of civil, political, social, economic and cultural human rights issues. Videos he has co-produced have been screened to decision-makers in the U.S. Congress, the U.K. Houses of Parliament, the United Nations and at film festivals worldwide, and have contributed to changes in policy, practice and law. Internationally known for his expertise on emerging forms of advocacy he has published in human rights, social entrepreneurship and visual media journals including most recently ‘Cameras Everywhere: Ubiquitous Video Documentation of Human Rights, New Forms of Video Advocacy and Concerns about Safety, Security, Dignity and Consent’ in the Journal of Human Rights Practice (OUP, 2010). He attended the Harvard University Kennedy School of Government on a Kennedy Memorial Scholarship, and graduated with a Masters in Public Policy. He was formerly on the Advisory Board of the Tactical Technology Collective, and is on the Board of the US Campaign for Burma, and the Advisory Board of Games for Change. He blogs at http:/blog.witness.org/author/sam and tweets at http://twitter.com/samgregory.