1. Randomly selected 40 male volunteers
2. Participants were given the role as the teacher every time and the learner were a confederate
3. Participants believed they had equal chance of being teacher or learner by random allocation
4. Participants asked confederate learners a series of questions
5. When confederate gave the wrong answer, had to give him an electric shock
6. Voltage of shocks ranged from 300v to 450v going up in 15v increments, 330v was marked as lethal
7. Shocks were not real, and the confederate was acting via crying, screaming etc.
8. The experimenter gave a series of prods when participants refused to administer shocks