| A | B |
| unselfish regard for the welfare of others | altruism |
| the phenomenon that repeated exposure to novel stimuli increases liking of them | mere exposure effect |
| the tendency of people to believe the world is just and that people therefore get what they deserve and deserve what they get | just-world phenomenon |
| graduated and reciprocated Initiatives in Tension-Reduction—a strategy designed to decrease international tensions | GRIT |
| the tendency for any given bystander to be less likely to give aid if other bystanders are present | bystander effect |
| an aroused state of intense positive absorption in another, usually present at the beginning of a love relationship | passionate love |
| any physical or verbal behavior intended to hurt or destroy | aggression |
| an expectation that people will help those dependent upon them | social responsibility norm |
| the deep affectionate attachment we feel for those with whom our lives are intertwined | compassionate love |
| the principle that frustration—the blocking of an attempt to achieve some goal—creates anger, which can generate aggression | frustration-aggression principle |
| an expectation that people will help, not hurt, those who have helped them | reciprocity norm |
| a condition in which people receive from a relationship in proportion to what they gave to it | equity |
| a perceived incompatibility of actions, goals, or ideas | conflict |
| the theory that our social behavior is an exchange process, the aim of which is to maximize benefits and minimize costs | social exchange theory |
| revealing intimate aspects of oneself to others | self-disclosure |
| a situation in which the conflicting parties, by each rationally pursuing their self-interest, become caught in mutually destructive behavior | social trap |
| shared goals that override differences among people and require their cooperation | superordinate goals |
| an unjustifiable (and usually negative) attitude towards a group and its members. | prejudice |
| a generalized (sometimes accurate but often over-generalized) belief about a group of people | stereotype |
| unjustifiable negative behavior toward a group or its members | discrimmination |
| the tendency to favor one’s own group | ingroup bias |
| “Them”—those perceived as different or apart from one’s ingroup | outgroup |
| the theory that prejudice offers an outlet for anger by providing someone to hate | scapegoat theory |
| “Us”—people with whom one shares a common identity | ingroup |