Wisconsin began building its first state prison at the time it abolished capital punishment in 1853. The two events are causally linked. Without capital punishment, a prison became a necessity, since local jails were not designed for long-term confinement of criminals who would otherwise have been executed. After the 1851 hanging of John McCaffary, convicted of murdering his wife Bridget, no further executions were carried out under the authority of the state. Going forward, the state prison...