person perception
how we form impressions of ourselves and others, including attributions of behavior
attribution theory
the theory that we explain someone’s behavior by crediting either the situation (situational attribution) or the person’s stable, enduring traits (a dispositional attribution)
fundamental attribution error
the tendency for observers, when analyzing others’ behavior, to underestimate the impact of the situation and to overestimate the impact of personal disposition
actor-observer bias
the tendency for those acting in a situation to attribute their behavior to external causes, but for observers to attribute others’ behavior to internal causes. This contributes to the fundamental attribution error (which focuses on our explanations for others’ behavior)
prejudice
an unjustifiable and usually negative attitude toward a group and its members. It generally involves negative emotions, stereotyped beliefs, and a predisposition to discriminatory action
stereotype
a generalized (sometimes accurate but often overgeneralized) belief about a group of people.
discrimination
unjustifiable negative behavior toward a group or its membersthat results from prejudice and often leads to exclusion or unfair treatment.
just-world phenomenon
the tendency for people to believe the world is just and that people therefore get what they deserve what they get.
social identity
the “we’ aspect of our self-concept; the part of our answer to “Who am I?’ that comes from our group memberships
ingroup
“us” — people with whom we share a common identity.
outgroup
“them“ — those perceived as different or apart from our ingroups
ingroup bias
the tendency to favor our own group
scapegoat theory
the theory that prejudice offers an outlet for anger by providing someone to blame
other-race effect
the tendency to recall faces of one’s own race more accurately than the faces of other rases. Also called cross-race effect and the own--race bias.
attitude
feelings, often influenced by our beliefs, that predispose us to respond in a particular way to objects, people, and events
foot-in-the-door phenomenon
the tendency for people who have first agreed to a small request to comply later with a larger request.
role
a set of expectations (norms) about a social position, defining how those in the position ought to behave
cognitive dissonance theory
the theory that we act to reduce the discomfort (dissonance) we feel when two of our thoughts (cognitions) are inconsistent. For example, when we become aware that our attitudes and our actions clash, we can reduce the resulting dissonance by changing actions.
persuasion
changing people’s attitudes, potentially influencing their actions.
peripheral route persuasion
occurs when people are influenced by incidental cues, such as a speaker’s attractiveness
central route persuasion
occurs when interested people’s thinking is influenced by considering evidence and arguments.
norms
a society’s understood rules for accepted and expected behavior. They prescribe “proper” behavior in individual and social situations
conformity
adjusting out behavior or thinking to coincide with a group standard.
obedience
complying with an order or command.
social facilitation
in the presence of others, improved performance on simple or well-learned tasks, and worsened performance on difficult tasks.
social loafing
the tendency for people in a group to exert less effort when pooling their efforts toward attaining a common goal than when individually accountable.
deindividuation
the loss of self-awareness and self-restraint occurring in group situations that foster arousal and anonymity.
group polarization
the enhancement of a group’s prevailing inclinations through discussions within the group.
groupthink
the mode of thinking that occurs when the desire for harmony in a decision-making group overrides a realistic appraisal of alternatives.
culture
the enduring behaviors, ideas, attitudes, values, and traditions shared by a group of people and transmitted from one generation to the next.
frustration-aggression principle
the principle that frustration — the blocking of an attempt to achieve some goal — creates anger, which can generate aggression.
social script
a culturally modeled guide for how to act in various situations
passionate love
an aroused state of intense positive absorption in another, usually present at the beginning of a romantic relationship
companionate love
the deep affectionate attachment we feel for those whom our lives are intertwined
equity
a condition in which people receive from a relationship in proportion to what they give to it
self-disclosure
the act of revealing intimate aspects of ourselves to others
altruism
unselfish regard for the welfare for 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 two 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 help by conflicting parties, 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
personality psychology
the scientific study of personality and its development, structure, traits, processes, variations, and disordered forms (personality disorders)
social psychology
the scientific study of how we think about, influence, and relate to one another
informational social influence
 influence resulting from a person's willingness to accept others opinions about reality
normative social influence
tight culture
a place with clearly defined and reliably imposed norms
loose culture
mere exposure effect
the tendency for repeated exposure to novel stimuli to increase our liking of them
situational attribution
the theory that we explain someone’s behavior by crediting their situation
dispositional attribution
the theory that we explain someone’s behavior by crediting the person’s stable, enduring traits