Bystander intervention in emergencies: diffusion of responsibility.

  title={Bystander intervention in emergencies: diffusion of responsibility.},
  author={John M. Darley and Bibb Latan{\'e}},
  journal={Journal of personality and social psychology},
  volume={8 4},
  • J. DarleyB. Latané
  • Published 1 April 1968
  • Psychology
  • Journal of personality and social psychology
Ss overheard an epileptic seizure. They believed either that they alone heard the emergency, or that 1 or 4 unseen others were also present. As predicted the presence of other bystanders reduced the individual's feelings of personal responsibility and lowered his speed of reporting (p < .01). In groups of size 3, males reported no faster than females, and females reported no slower when the 1 other bystander was a male rather than a female. In general, personality and background measures were… 

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