Technology is a tool. It can also be a weapon. During a day-long workshop organized by the School of Public Policy and the Department of Economics as part of the JustData project, activists, academics, legal scholars, and data scientists (see list of participants below) debated the impact that one particular type of technology – biometric identification – is having on civil liberties and democratic values, especially in India where the Aadhaar Act became law in 2016.