THE BOOK COVERS SUCH TOPICS AS POLICE AUTHORITY AND ARREST DISCRETION, THE ENTIRE CRIMINAL JUSTICE PROCESS FROM ARREST TO RELEASE, POLICE PROFESSIONALISM, AND CAREER OPPORTUNITIES; THE MATERIAL IS GEARED TO LAW ENFORCEMENT STUDENTS, PROFESSIONALS, AND CONCERNED CITIZENS. THIS THIRD EDITION HAS BEEN UPDATED WITH RECENT CRIME STATISTICS, CURRENT PROBLEMS, AND INNOVATIONS IN LAW ENFORCEMENT. RECENT EXPERIMENTAL APPROACHES TO THE TWO BASIC POLICE FUNCTIONS--PATROL AND CRIMINAL INVESTIGATION--ARE DISCUSSED IN DETAIL, INCLUDING MANAGING CRIMINAL INVESTIGATIONS BASED ON SOLVABILITY FACTORS, DIRECTED DETERRENT PATROL, COMMUNITY-ORIENTED PATROL, SPLIT-FORCE PATROL, AND DIRECTED INTERACTIVE PATROL. UNDERSTANDING THE NATURE, DEVELOPMENT, AND STATUS OF LAW ENFORCEMENT AND THE POLICE FUNCTION IS COVERED ALONG WITH ADMINISTRATION, ORGANIZATION, LEADERSHIP, DILEMMAS OF LAW ENFORCEMENT, AND CAREER OPPORTUNITIES. THE SUBJECT OF COURTS AND CORRECTIONS IS FOLLOWED BY AN ILLUSTRATION OF THE FLOW OF ACTIVITIES ONCE THE CRIMINAL JUSTICE PROCESS BEGINS. FINALLY, UNITS OF GOVERNMENT AND CONSTITUTIONAL RIGHTS ARE DISCUSSED. EACH CHAPTER ENDS WITH A LIST OF DISCUSSION QUESTIONS, AND PHOTOGRAPHS ILLUSTRATE THE TEXT. A BRIEF BIBLIOGRAPHY PRECEDES THE APPENDIXES WHICH INCLUDE LEGAL PHRASES AND DEFINITIONS, THE UNITED STATES CONSTITUTION, THE CODE OF HAMMURABI, THE DECLARATION OF INDEPENDENCE, THE TWELVE TABLES, THE MAGNA CHARTA, AND THE PETITION OF RIGHT. AN INDEX CONCLUDES THE BOOK. (AUTHOR ABSTRACT MODIFIED)