Disease and crime are increasingly conflated in the contemporary world. News reports proclaim "epidemics" of crime, while politicians denounce terrorism as a lethal pathological threat. Recent years have even witnessed the development of a new subfield, "epidemiological criminology," which merges public health with criminal justice to provide analytical tools for criminal justice practitioners and health care professionals. Little attention, however, has been paid to the historical contexts of these disease and crime equations, or to the historical continuities and discontinuities between...