altruism
helping others without concern for personal benefits
attitude
way of thinking about a person, idea, or object that is based on personal evaluations and beliefs
attribution
causal explanation for events or behaviors
bystander effect
phenomenon in which a person is unlikely to give aid if other people are present but not intervening
central route to persuasion
direct route to attitude or behavior change based on logic, data, and facts
cognitive dissonance
psychological discomfort arising from having two or more inconsistent attitudes or behaviors
conformity
type of social influence involving a change in thoughts, feelings, or behaviors in an effort to fit in with a group
deindividuation
loss of self-awareness in groups
diffusion of responsibility
tendency for people to take less responsibility for their individual behavior when others are present
discrimination
unfair treatment of people based solely on their social group
egoism
idea that people's behavior is motivated by self-serving interests
frustration-aggression hypothesis
idea that blocked progress toward a goal creates frustration, which then promotes aggressive behavior
fundamental attribution error
tendency to overestimate the role of personal factors in other people's behavior and to underestimate the role of situational factors
group polarization
ability of group discussion to shift individuals to positions that are more extreme than their initial opinions
groupthink
decision-making process in which pressure to align with the group consensus discourages critical thinking and leads to flawed reasoning
homophily
tendency for people to form friendships, romantic relationships, and business partnerships with those who are similar to themselves
Implicit Association Test (IAT)
assessment used to uncover unconscious biases about certain people or groups
implicit bias
negative attitudes, stereotypes, and behaviors toward members of a group that occur mostly outside of a person's conscious awareness
in-group bias
tendency to positively attribute behaviors to one's in-group and negatively attribute behaviors to an out-group
inoculation effect
developing resistance to persuasion through repeated exposure to arguments that challenge one's beliefs
just-world hypothesis
hypothesis stating that people deserve what they get and get what they deserve
mere exposure effect
tendency for people to develop a preference for people and things that are familiar
out-group homogeneity
belief that all members of an out-group are similar
peripheral route to persuasion
indirect route to attitude or behavior change based on a large number of superficial arguments
prejudice
preconceived negative attitude or belief toward a person or group that is not based on evidence or experience
scapegoat hypothesis
describes the tendency for in-group members to blame people outside their in-group for their frustrations or disappointments
social exchange theory
theory that people are inclined to maximize rewards and minimize costs in relationships
social facilitation
phenomenon in which people perform better in front of an audience than when alone
social loafing
phenomenon in which people working in a group put forth less effort than they would if working alone
social script
expected behaviors, actions, and consequences for a specific situation