The future of privacy begins with the current state of surveillance. The 21st century practices of US intelligence agencies push the technological, legal and political limits of lawful surveillance. Jennifer Granick is a civil liberties and privacy law expert with the American Civil Liberties Union (ACLU) who is the perfect guide to how the system works and the technological and political means we have to defend our privacy.Jennifer Granick fights for civil liberties in an age of massive surveillance and powerful digital technology. As surveillance and cybersecurity counsel with the ACLU Speech, Privacy and Technology Project, she litigates, speaks, and writes about privacy, security, technology, and constitutional rights. She is the former Executive Director of Stanford Law School’s Center for Internet and Society and also former Civil Liberties Director at the Electronic Frontier Foundation. Her book American Spies: Modern Surveillance, Why You Should Care, and What To Do About It won the 02016 Palmer Civil Liberties Prize for scholarship exploring the tension between civil liberties and national security in contemporary American society. An experienced litigator and criminal defense attorney, she has taught subjects like surveillance law, cybersecurity, and encryption policy at Stanford Law School.