When witnessing a situation of an victim and 'incriminator', the degree of responsibility the witness has in helping the victim or stopping the 'crime' in progress. The degree of responsibility usually depends on three criteria; 1. Whether the victim is deserving of
help, 2. The competence of the bystander, 3. The
relationship between the bystander and the 'victim'. The bystander can intervene in usually
two different ways; direct intervention, or, calling authorities.