A tour of twenty-first century law enforcement and crime prevention describes the tools and methods used by police to solve crimes and examines how enforcement methods are being used to prevent terrorism and protect streets and homes.

Acknowledgments -- Introduction -- Goal-oriented neighborhood policing -- Quality of life -- Technology and policing -- Crime-scene evidence and forensics -- DNA profiling -- Murder -- Special victims -- Surveillance -- Homeland security -- Getting guns off the streets -- Organized crime -- Drug enforcement -- Managing the police.