A fascinating examination of alleged demon possession and witchcraft in a seventeenth-century convent in Carpi, Italy. In 1636, residents at the convent of Santa Chiara in Carpi in northern Italy were struck by an extraordinary illness that provoked bizarre behavior. Eventually numbering fourteen, the afflicted nuns were subject to screaming fits, throwing themselves on the floor, and falling abruptly into a deep sleep. When medical experts'...