Updated Myers' Psychology for the AP® Course, 3E - Module 80

altruism

unselfish regard for the welfare of others.

bystander effect

the tendency for any given bystander to be less likely to give aid if other bystanders are present.

social exchange theory

the theory that our social behavior is an exchange process, the aim of which is to maximize benefits and minimize costs.

reciprocity norm

an expectation that people will help, not hurt, those who have helped them.

social-responsibility norm

an expectation that people will help those needing their help.

conflict

a perceived incompatibility of actions, goals, or ideas.

social trap

a situation in which the conflicting parties, by each pursuing their self-interest rather than the good of the group, become caught in mutually destructive behavior.

mirror-image perceptions

mutual views often held by conflicting people, as when each side sees itself as ethical and peaceful and views the other side as evil and aggressive.

self-fulfilling prophecy

a belief that leads to its own fulfillment.

superordinate goals

shared goals that override differences among people and require their cooperation.

GRIT

Graduated and Reciprocated Initiatives in Tension-Reduction—a strategy designed to decrease international tensions.