Discrimination: the behavioral component: discrimination: unjustified negative or harmful action toward a member of a group, simply b/c of his/ her membership in that group. Chapter 12: stereotyping and prejudice (lecture 19: e. g. if a math teacher have the stereotype belief that girls are hopeless at math, teacher might spend less time in the classroom coaching a girl than a boy. I n- group bias: in group bias: tendency to evaluate in group members more positively than out group members. Why do we show the i n- group bias: belonging to a group gives us a social identity, having a social identity contributes to feelings of self- esteem. Self- esteem benefits: dividing the world into us and them gives us a sense of social identity, gives ppl a self- esteem boost if they believe that their group is superior and that other groups are inferior.