1. The Stanford prison experiment
1971

2. How does authority influence people’s behavior?

3. was conducted at Stanford University in 1971 by psychology professor Philip Zimbardo.
24 male students were selected to take on randomly assigned roles of prisoners and guards

4. Conditions a 7 to 14 day period - $15 per day
It wasn’t allowed physically harm the prisoners
Guards – khaki shirt and pants, mirrored sunglasses
Prisoners- ill-fitting smocks. Had assigned numbers instead of names.

5. One-third of the guards exhibited genuine sadistic tendencies
physical punishment;
sanitary conditions declined;
left prisoners to sleep on concrete;
sexual humiliation

6. The experiment was abruptly stopped after only 6 days
The experiment was abruptly stopped after only 6 days. More than 50 people had observed the experiment, only one questioned its morality.

7. Conclusions
The situation, rather than their individual personalities, causes the participants' behavior.

8. The Stanford prison experiment

9. Milgram experiment

10. German movie “Das Experiment”.