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Psychological Effects Of Becoming A Prisoner Or Prison Guard

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In the August of 1971, Phillip Zimbardo conducted an experiment to study the psychological effects of becoming a prisoner or prison guard. This experiment turned into something much more than just an experiment, it became a lesson. The experiment and its results became known as the Stanford Prison Experiment.
A quote from Zimbardo himself said, "How we went about testing these questions and what we found may astound you. Our planned two-week investigation into the psychology of prison life had to be ended after only six days because of what the situation was doing to the college students who participated. In only a few days, our guards became sadistic and our prisoners became depressed and showed signs of extreme stress”. Zimbardo and the team he assembled put an ad in the paper for male college students, stating in the ad that it was for a “psychological study of prison life”. More than 70 applicants responded and were then interviewed and given personality tests to make sure that the applicants were psychologically sound. In the end, 24 middle class males were chosen and split in half, one half being guards and the other half being prisoners. In the end though there were only 9 guards and 9 prisoners.
Zimbardo wanted to know if the way guards in American prisons acted was dispositional, explaining behavior due to an individuals personality or situational, explain behavior due to the environment one is in. To make sure the experiment was a real as possible, Zimbardo

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