Jamie Bartlett, author of The Dark Net: Inside the Digital Underworld (Melville House, 2015), directs the Centre for the Analysis of Social Media at the think tank Demos, where he specializes in online social movements and the impact of technology on society. Previously, he was a research associate at the international humanitarian agency Islamic Relief and conducted field research in Pakistan and Bangladesh. A graduate of the London School of Economics and the University of Oxford, Bartlett writes a weekly column on technology for the Telegraph.