How does contact theory suggest

What psychological processes underlie the formation and perpetuation of prejudice and discrimination? How do social categorization and stereotyping contribute to prejudiced attitudes and discriminatory behaviors? Furthermore, what interventions have been effective in reducing prejudice and promoting positive intergroup relations? How does contact theory suggest that intergroup contact can reduce prejudice, and what conditions facilitate successful intergroup interactions? Additionally, what role does empathy play in combating prejudice, and how can empathy-based interventions be implemented to promote social harmony?