In 1985, Campbell developed the Danger Assessment, a questionnaire that is among the first tools designed to assess a woman's risk of being killed by an abusive partner.
En 1985, Campbell desenvolveu o Danger Assessment (avalación do perigo), un cuestionario que está entre as primeiras ferramentas deseñadas para avaliar o risco dunha muller de ser asasinada por un compañeiro abusivo.