This study shows a change in ethnocentrism could be accomplished through use of behavior modification techniques. A total of 18 Caucasian subjects were divided into six groups: three control groups and three experimental groups. Results showed reinforcement was effective in producing attitude change. (Author)

Subjects either punished incorrect or rewarded correct responses made by a confederate on a learning task. In three experiments subjects were, interrupted midway through the learning trials. Half were individuated and half were deindividuated; they were provided a "hot-line" to summon the experimenter. Found no reliable methods for inhibiting…