Whose responsibility is it to fight terrorism online? Social media companies have been working to counter the proliferation of extremist content on their platforms without much guidance from government. How are these platforms meeting or not meeting this challenge? David Tessler, Public Policy Manager on the Dangerous Organization team at Facebook, and Joan Donovan, Director of the Technology and Social Change Research Project at the Harvard Kennedy School, discuss the challenges that Facebook and other social media platforms face in countering violent extremism.
