DISCUSSION RELATING TO NEW PERSPECTIVES ENCOMPASSES TWO PERSPECTIVES, THE ETHOLOGICAL AND THE NEUROPSYCHOLOGICAL. THE ETHOLOGICAL PERSPECTIVE EXAMINES CHILDHOOD INTERPERSONAL RELATIONSHIPS INVOLVING AGGRESSIVE CONDUCT, ETHOLOGICAL AND PSYCHOBIOLOGICAL ASPECTS OF AGGRESSIVE BEHAVIOR, AND THEORETICAL IMPLICATIONS OF ETHOLOGICAL AND PHYSIOLOGICAL RESEARCH; WHILE THE NEUROPSYCHOLOGICAL PERSPECTIVE HIGHLIGHTS THE NEUROPHYSIOLOGICAL PERSPECTIVE OF BIOLOGICAL RESEARCH IN CLINICAL CRIMINOLOGY, RESEARCH IN ANTISOCIAL BEHAVIOR, CENTRALLY ELICITED AGGRESSIVE BEHAVIOR, AND BIOLOGICAL AND BEHAVIORAL CORRELATES OF CRIMINAL PSYCHOPATHY, AS WELL AS THE NEUROPSYCHOPHYSIOLOGICAL FOUNDATIONS OF PSYCHOPATHIC BEHAVIOR AND NEW PERSPECTIVES ON BIOLOGICAL RESEARCH IN CLINICAL CRIMINOLOGY. RECENT WORKS ON THE RELATIONSHIP BETWEEN MENTAL ILLNESS AND DELINQUENCY INCLUDE A LITERATURE OVERVIEW OF EUROPEAN AND NORTH AMERICAN RESEARCH AND EXAMINATIONS OF THE DELINQUENCY OF THE MENTALLY ILL, THE 'OTHER SIDE' OF DELINQUENCY; SOCIAL CONTROL OF ABNORMAL LAW VIOLATION; CANADIAN PERSPECTIVES OF MENTAL ILLNESS; THE CURRENT SITUATION ON CRIMINALITY, MENTAL ILLNESS, AND THE CLINICAL APPROACH IN THE U.S.; AND A CALIFORNIA SAMPLE OF PATTERNS OF ADOLESCENT VIOLENCE. AN EXAMINATION OF THE CLINICAL CRIMINOLOGIST IN A CHANGING WORLD COVERS THE SITUATION IN POLAND, THE UNITED KINGDOM, FINLAND, ITALY, AND CANADA. SENTENCING TRENDS IN THE U.S. AND THEIR IMPLICATIONS FOR THE FUTURE ARE INVESTIGATED, ALSO. MOST ARTICLES ARE INDIVIDUALLY REFERENCED. THE VOLUME CONTAINS 10 ARTICLES IN FRENCH AND 13 IN ENGLISH. A LIST OF PARTICIPANTS IS APPENDED. FOR SEPARATE ARTICLES, SEE NCJ 65022-65037. (PRG)