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Roles Assigned/Briefing
24 Participants were assigned the role of either prisoner or guard -
Surprise arrest for "prisoners"
Fake arrest in their homes, charged for armed robbery
Local Palo Ato police department helped oput to make it realistic, taking fingerprint scans and mug shots. -
Period: to
Prison Experiment Duration
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Period: to
Original Prison Experiment Timespan
Around7-14 days after the start of the experiment. -
Prisoners start to rebel
Prisoners in Cell 1 refused to come out, blocked cell block doors
Privallege cell set up to reward prisoners not involved in the roit -
Released prisoner saviour rumour
A rumour set by the guards saying that the released prisoner will come back and free the remaining prisoners -
Moving the prison
This was to prevent the released prisoner from coming back if he did to "save" the others.
the prison was moved to a different floor temporarily then back to the basement -
Prisoner #@8612 released
Started to act crazy,scream, curse and go into rage in a way which was out of control -
Prisoner #418 goes on a hunger strike
due to his concern over other prisoners, he was then put in the solitary confinement room after refusing to eat sausages
Other prisoners were forced to punch on his door repeatedly while shouting -
Zimbardo ends experiment early
Due to participants being put under psychological stress.