In 1971, psychologist Philip Zimbardo and his colleagues set out to create an experiment that looked at the impact of becoming a prisoner or prison guard. The Stanford Prison Experiment, also known as the Zimbardo Prison Experiment, went on to become one of the best-known (and controversial) in psychology's history.1
The study has long been a staple in textbooks, articles, psychology classes, and even movies, but recent criticisms have called the study's scientific merits and value into question.
BEHAVIORAL PSYCHOLOGYMarch 13, 2023The researchers wondered if physically and psychologically healthy people who knew they were participating in an experiment would change their behavior in a prison-like setting.2
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THEORIES BEHAVIORAL PSYCHOLOGY
The Stanford Prison Experiment
By Kendra Cherry, MSEd Updated on March 13, 2023
Fact checked by Cara Lustik
The Stanford Prison Experiment
Darrin Klimek / Getty Images
Table of Contents
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Table of Contents
Overview
Participants
Setting and Procedure
Results
Impact of the Zimbardo Prison Experiment
In 1971, psychologist Philip Zimbardo and his colleagues set out to create an experiment that looked at the impact of becoming a prisoner or prison guard. The Stanford Prison Experiment, also known as the Zimbardo Prison Experiment, went on to become one of the best-known (and controversial) in psychology's history.1
The study has long been a staple in textbooks, articles, psychology classes, and even movies, but recent criticisms have called the study's scientific merits and value into question.