As explained in the concluding narration in the "obedience" video, milgram completed several variations of his experiment in order to test the degree to which specific types of situational factors affected a subject’s performance. these factors included (1) the proximity of the experimenter to the subject and the degree to which he supervised the subject, (2) the institutional context in which the experiment took place, (3) the behavior of other group members, where the subject was a member of a ‘teacher’ group and (4)