This document discusses concepts related to race, ethnicity, sex, and gender. It defines key terms such as:
1) Race as a social category based on perceived physical characteristics, while ethnicity refers to cultural characteristics. However, race is not biologically valid as there is more genetic variation within races than between them.
2) Prejudice as a negative attitude toward a group, including stereotypes, while discrimination refers to unjustified harmful actions. Studies show stereotype threat and self-fulfilling prophecies can negatively impact marginalized groups.
3) Contact hypothesis suggests prejudice can be reduced through positive, equal-status contact between groups. However, not all contact is effective at reducing prejudice. Six conditions are outlined