Prejudice and discrimination are learned social attitudes and behaviors that arise from stereotypes, social categorization, competition, and unequal power relations. Advanced social psychology emphasizes that these attitudes are not fixed and can be modified through systematic psychological, educational, and social interventions. Effective reduction of prejudice requires changes at the cognitive, emotional, interpersonal, and institutional levels. One of the most influential methods is intergroup contact, proposed by Gordon Allport in the Contact Hypothesis. According to this theory, meaningful interaction between members of different groups can reduce prejudice when certain conditions are met, such as equal status among participants, common goals, cooperation, and support from authorities or social institutions. Positive contact reduces anxiety, corrects false stereotypes, and promotes empathy. Educational institutions, workplaces, and community programs often use structured intergroup activities to improve relations among diverse groups. Cooperative learning and superordinate goals are also