Sam Gregory helps people use the power of the moving image and participatory technologies to create human rights change. He is Program Director at WITNESS, a leading organization that supports people to use video for human rights, running their Cameras Everywhere initiative, which focuses on empowering millions of people to use video effectively, safely and ethically. Gregory recently launched the Human Rights Channel on YouTube. The ObscuraCam project he oversees was included in Wired UK's top 25 ideas for 2012. Gregory was a 2010 Rockefeller Foundation Bellagio Resident on the future of video-based advocacy. He speaks and writes widely on human rights and new technologies, focusing on citizen media as powerful human rights evidence, and promoting new understandings of anonymity in visual media. He has worked on impactful campaigns worldwide (particularly in South-East Asia and Latin America), created innovative training programmes and teaches at the Harvard Kennedy School. Gregory has a Master's in Public Policy from the Harvard Kennedy School, attending as a Kennedy Memorial Scholar.