American social psychologist known for foundational work on helping behavior and its limits in group settings.
Facts
BirthplaceMinneapolis, Minnesota, U.S. 1 Death PlaceLawrenceville, New Jersey, U.S. 1 Nationality / Culture Defining ContributionWith Bibb Latané, ran the 1968 experiments establishing the bystander effect and proposed diffusion of responsibility as its mechanism, prompted by the widely publicized 1964 murder of Kitty Genovese. 2 Notable WorkBystander effect research with Bibb Latané 1 Connections
Associated With
Co-originated the effect with Bibb Latane.
Studies Conducted
Theories and Concepts Developed
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Source Wikipedia: John M. DarleyLead paragraph of the cited Wikipedia articletier 2Quote, Lead paragraph of the cited Wikipedia article
John M. Darley (April 3, 1938 – August 31, 2018) was an American social psychologist and professor of psychology and public affairs at Princeton University.
Sources
1. Wikipedia: John M. Darley
Wikimedia FoundationInfobox: death_place
Lawrenceville, New Jersey, U.S.
Lead section
John M. Darley (April 3, 1938 - August 31, 2018) was an American social psychologist and professor of psychology and public affairs at Princeton University.
Lead section
Darley is best known, in collaboration with Bibb Latané, for developing theories that aim to explain why people might not intervene (i.e. offer aid) at the scene of an emergency when others are present; this phenomenon is known as the bystander effect and the accompanying diffusion of responsibility effect.
View the Source 2. Wikipedia: Bystander Effect
Wikimedia FoundationOrigin of research sectionQuote, Origin of research section
The bystander effect was first demonstrated and popularized in the laboratory by social psychologists John M. Darley and Bibb Latané in 1968
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