Katherine Teilmann Van Dusen and Sarnoff A. Mednick This introduction delineates what we consider to be three of the most important impediments to the advance of knowledge in the field of criminology. The most fundamental need is for more studies of the nature and progress of criminal and delinquent careers. The second need is for more prospective, longitudinal studies of the etiology of crime and delinquency. The third need concerns the lack of interdisciplinary research toward a more integrated understanding of delinquent and criminal behavior. Criminal and Delinquent Careers The birth...

This volume is the product of a course on longitudinal prospective re search arranged by the three editors in Arhus, Denmark, in 1978. The course was supported by the Nordisk Kulturfond for young researchers from the Nordic countries, who had planned or had simply involved themselves in longitudinal prospective research projects of various kinds. The twenty-six participants represented a wide range of professions: statisticians, psychologists, psychiatrists, nutritionists, and public health researchers. The teachers came from many countries and represented many disciplines. The course was...

This book is the product of the efforts of a number of people dating back to 1956, when Professor T. Kemp, then head of the University Institute for Human Genetics in Copenhagen, proposed a study on the importance of x-ray irradiation in pregnant women. Under the guidance of Professors Dyhre Trolle and Preben Plum of the Uni versity Hospital in Copenhagen, the investigation was expanded to deal with prenatal and perinatal factors of importance for the development of the infant. The corpus of medical data that resulted from these efforts was collected and organized by Drs. Bengt...