THE MARKED SHIFT IN CRIME CONTROL PHILOSOPHIES WHICH ARE CHARACTERISTIC OF THE MID-1970, POST-WATERGATE YEARS, ARE NOTED. MAJOR EMPHASIS IS GIVEN TO LEGAL AND OTHER ISSUES SURROUNDING POLICE DECISIONMAKING, AS WELL AS DAY-BY-DAY POLICE PRACTICES AND OPERATIONS. SIGNIFICANT CONTEMPORARY PRACTICES OF POLICE ARE HIGHLIGHTED. CHAPTERS ON THE CRIMINAL JUSTCE SYSTEM COVER CRIME AND CRIME CONTROL IN A DEMOCRATIC SOCIETY, STRUCTURE OF THE CRIMINAL JUSTICE SYSTEM, AND THE CRIMINAL JUSTICE PROCESS. A SECTION ON THE DECISION NETWORK DISCUSSES DETECTION AND ARREST, CONTEMPORARY LAW ENFORCEMENT ISSUES, PROSECUTION AND ADJUDICATION, SENTENCING, CONDITIONS OF SENTENCE, AND RELEASE AND REVOCATION. ILLUSTRATIONS FROM FIELD EXPERIENCE ARE PROVIDED. VIGNETTES OF ACTUAL OPERATIONAL SITUATIONS CONFRONTED BY POLICE, PROSECUTORS, JUDGES, PROBATION OFFICERS, PRISON ADMINISTRATORS AND PAROLE BOARDS, AS WELL AS ILLUSTRATIONS PROVIDED BY THE FACT SITUATIONS IN LEGAL CASES, ARE REPRODUCED. TRENDS AND UNRESOLVED ISSUES IN CRIMINAL JUSTICE ADMINISTRATION ARE DISCUSSED. A BIBLIOGRAPHY, THE TEXT OF CONSTITUTION OF THE UNITED STATES, A GLOSSARY, AND AN INDEX ARE APPENDED. FOR COMPANION INSTRUCTOR'S GUIDE, SEE NCJ-45063.