James Campbell is Associate Professor of American History at the University of Leicester, UK. He has published on histories of crime, punishment and law in the United States, Jamaica and the British Empire and is currently working on the history of the death penalty and its abolition in Britain's last colonies.

Vivien Miller is Professor of American History at the University of Nottingham, UK. Her publications cover murder, rape, kidnapping, fraud, theft, convict leasing, chain gangs, prisons, capital punishment, organized crime and racetrack corruption. She is currently working on the history of acid crime in the urban-industrial United States.