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Jul 23, 2020 · The most widely discussed of LeTexier’s examples is an archive recording of a conversation between the simulated prison’s ‘Warden’, David Jaffe, and one of the volunteer guards, John Mark, from the second day of the study.
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Jul 25, 2011 · The experiment was led by professor Philip Zimbardo, then in his late 30s. He and his team recruited 24 male students, who were randomly divided into two groups: prisoners and guards. The...
Aug 26, 2020 · The Stanford Prison Experiment (SPE) took place at a time when the sources of authoritarianism and evil were a focal concern in psychology. It emerged from a tradition of activist social psychological research beginning with Solomon Asch in the 1940s and extending through Stanley Milgram’s obedience experiments in the early 1960s.
- Procedure
- Findings
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- Critical Evaluation
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To study people’s roles in prison situations, Zimbardo converted a basement of the Stanford University psychology building into a mock prison. He advertised asking for volunteers to participate in a study of the psychological effects of prison life. The 75 applicants who answered the ad were given diagnostic interviews and personality tests to elim...
Asserting Authority
Within hours of beginning the experiment, some guards began to harass prisoners. At 2:30 A.M. prisoners were awakened from sleep by blasting whistles for the first of many “counts.” The counts served as a way to familiarize the prisoners with their numbers. More importantly, they provided a regular occasion for the guards to exercise control over the prisoners. The prisoners soon adopted prisoner-like behavior too. They talked about prison issues a great deal of the time. They ‘told tales’ on...
Physical Punishment
Push-ups were a common form of physical punishment imposed by the guards. One of the guards stepped on the prisoners” backs while they did push-ups, or made other prisoners sit on the backs of fellow prisoners doing their push-ups.
Asserting Independence
During the second day of the experiment, the prisoners removed their stocking caps, ripped off their numbers, and barricaded themselves inside the cells by putting their beds against the door. The guards called in reinforcements. The three guards who were waiting on stand-by duty came in and the night shift guards voluntarily remained on duty.
Because the guards were placed in a position of authority, they began to act in ways they would not usually behave in their normal lives. The “prison” environment was an important factor in creating the guards’ brutal behavior (none of the participants who acted as guards showed sadistic tendencies before the study). Therefore, the findings support...
However, there is considerable evidence that the participants did react to the situation as though it was real. For example, 90% of the prisoners’ private conversations, which were monitored by the researchers, were on the prison conditions, and only 10% of the time were their conversations about life outside of the prison. The guards, too, rarely ...
What are the effects of living in an environment with no clocks, no view of the outside world, and minimal sensory stimulation?Consider the psychological consequences of stripping, delousing, and shaving the heads of prisoners or members of the military. Whattransformations take place when people go through an experience l...The prisoners could have left at any time, and yet, they didn’t. Why?After the study, how do you think the prisoners and guards felt?Haney, C., Banks, W. C., & Zimbardo, P. G. (1973). A study of prisoners and guards in a simulated prison. Naval Research Review, 30, 4-17.
Sep 27, 2019 · For example, in the orientation session for guards on the first day of the experiment, Zimbardo’s assistant David Jaffe, who acted as a prison warden, even read out a list handwritten by ...
The Stanford prison experiment (SPE) was a psychological experiment performed during August 1971. It was a two-week simulation of a prison environment that examined the effects of situational variables on participants' reactions and behaviors.
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Sep 17, 2024 · Stanford Prison Experiment, a social psychology study (1971) in which college students became prisoners or guards in a simulated prison environment. Intended to measure the effect of role-playing, labeling, and social expectations on behavior, the experiment ended after six days due to the mistreatment of prisoners.
