In More Essential Than Ever: The Fourth Amendment in the Twenty-First Century, Stephen Schulhofer provides a strong, popularized brief for interpreting the Fourth Amendment as a command that judicial review precede all non-exigent police investigative actions that are more than minimally intrusive. This review points out a few places where Schulhofer may push the envelope too far or not far enough, but concludes that More Essential Than Ever is a welcome reminder for scholars and the public at large that the Fourth Amendment is a fundamental bulwark of constitutional jurisprudence and deserves more respect than the Supreme Court has given it.