Emotional reactions, perceived impact and perceived responsibility mediate the identifiable victim effect, proportion dominance effect and in-group effect respectively
This study investigated possible mediators of the identifiable victim effect (IVE), the proportion dominance effect (PDE), and the in-group effect (IGE) in helping situations. In Studies 1-3, participants rated their emotional reactions (distress and sympathy toward the victims), perceived impact of helping, perceived responsibility to help, and helping motivation toward four versions of a helping
