Leading contributors here demonstrate the importance of understanding the processes behind statistical tabulations, clarifying the meaning of the statistics available in several areas of criminal statistics by asking experts in numerous fields to contribute their knowledge. The emphasis throughout is on clarity of the construction and meaning of data, rather than on the details of the meaning of individual findings. * Should the public be concerned that the police detection rate for crimes in the UK has dropped from 44% in 1962 to just 26% in 1992? That depends on how one views the figures;...