When can the government read your email or monitor your web surfing? When can police search your phone or copy your computer files? The Digital Fourth Amendment shows how judges must craft new rules for the new world of digital evidence, explaining the challenges courts confront as they translate old protections to a new technological world.

Introduction Part I Foundations 1: The Physical Fourth Amendment 2: Digital Evidence 3: Equilibrium-Adjustment 4: The Digital Fourth Amendment Part II Local Devices 5: Searches and Seizures 6: Warrants for Digital Evidence 7: Border Searches Part III Networks 8: Enter the Internet 9: The Carpenter Adjustment 10: Surveillance Big and Small 11: Buying Data Epilogue

Orin Kerr is the nation's leading expert on how to safeguard the Constitution's guarantee of individual rights in a world of technological change unimaginable to the Framers. Everyone from journalists to Supreme Court justices turn to Kerr for clear-eyed, even-handed analysis, and this thoughtful book shows why. The Digital Fourth Amendment is a call to action for the Supreme Court to protect the Constitution's guarantee of individual privacy. I expect this incisive guide will be invaluable to the justices as they chart the path forward. - Robert Barnes, former Supreme Court reporter for The Washington Post Orin Kerr is the law professor you wish you'd had-whether you're a lawyer or not. His case to update our search and seizure laws in the era of iPhones and Snapchat is an illuminating and fun ride for nerds of all stripes! - Sarah Isgur, ABC News legal analyst and host of Advisory Opinions Kerr is the most thoughtful and thought-provoking thinker we have about the Fourth Amendment. In clear and accessible language for non-lawyers, Kerr explains the notoriously uneven road the Supreme Court has travelled, and offers lucid ways out of the thicket caused by the digital revolution resulting in our most personal information being in the hands of big tech companies. - Andrew Weissmann, MSNBC legal analyst and former General Counsel of the Federal Bureau of Investigation Ensuring that the law remains relevant in the face of rapidly changing technology is a complex and critically important topic-and this is especially true when it comes to the Fourth Amendment. In his insightful and nuanced new book, Orin Kerr, a preeminent scholar of this crucial constitutional provision, articulates a powerful, ultimately optimistic vision for maintaining the vitality of the Fourth Amendment in the digital age. - David Lat, founder of Original Jurisdiction "The final chapter on digital surveillance and data brokers and how they are able to act under the Fourth Amendment is a must read for any criminal law scholar and practitioner." -- J. M. Keller-Aschenbach, Choice

Orin Kerr is the William G. Simon Professor at the University of California, Berkeley Law School. Widely considered the leading scholar of the Fourth Amendment of his generation, Kerr has been cited by courts over 400 times, including in several major Supreme Court cases. He regularly appears in lists of the most influential and most cited law professors. Kerr's writing has appeared in publications such as The New York Times, The Washington Post, and The Wall Street Journal. Before becoming a law professor, Kerr was a computer crime prosecutor at the United States Department of Justice. He has engineering degrees from Princeton and Stanford and a law degree from Harvard Law School. He is a former law clerk for Justice Anthony M. Kennedy of the United States Supreme Court.

Selling point: Offers original, timely insights on a current issue with increasing media interest Selling point: Provides clear guidance on the rules that govern our privacy and how these rules are changing Selling point: Reveals how courts are interpreting the Fourth Amendment in the digital age Selling point: Written by the leading scholar of criminal procedure in an accessible style