Group: 2+ people interacting and working towards a goal interdependently, influencing each other
Social roles: shared expectations of how others people are supposed to behave
Group cohesiveness: qualities of group that bind members and promote mutual liking
Social facilitation: tendency of individuals to perform better on simple tasks and worse on complex tasks when in presence of others and individual performance evaluated- presence of others causes arousal, which facilitates the dominant response
Social loafing: tendency of individuals to relax in presence of others when individual performance CANNOT be evaluated
Coordination loss: productivity decreasing due to imperfectly coordinated effort
Deindividuation: loosening of normal constraints on behavior when people can’t be identified
Process loss: aspect of group decisions that inhibits problem solving
Transactive memory: combined memory of group more efficient than memory of individuals
Groupthink: decision making that prioritizes cohesiveness over considering facts in realistic manner
Great person theory: there are certain key personality traits that make someone a great leader, regardless of situation
Transactional leaders: set short, clear goals
Transformational leaders: inspire followers to follow common, long term goals
Contingency theory of leadership: idea that leadership effectiveness depends on how task or relationship oriented the leader is, and amount of control leader has over group
Glass ceiling: double standard for women that keeps them from succeeding as leaders
Glass cliff: women more likely to be elected for crisis leadership positions than men, decreasing likelihood of success
Social dilemma: individual beneficial decision harmful for all
Harvesting dilemma (tragedy of the commons)
Contributions dilemma
Negotiation: opposing sides make offers and counteroffers until both sides agree
Integrative solution: outcome in conflict where people make trade offs on things they value less and gain things they value more
Prosocial behavior: behavior performed with intent to benefit another person
Altruism: desire to help another person, even if there is a cost to the helper
Egoism: helping is self interested; end state is increasing helper’s own welfare
Kin selection: behaviors that help a genetic relative favored by natural selection
Norm of reciprocity: expectation that helping others will increase likelihood they help us in the future
Social exchange theory: everything we do is to maximize rewards and minimize costs
Empathy altruism hypothesis: when we feel empathy for another person, we will attempt to help that person for purely altruistic reasons, regardless of what we have to gain
Empathy: putting ourselves in the shoes of another person, experiencing events and emotions the way they do
Urban overload hypothesis: city dwellers constantly bombarded with stimulation, keeping to themselves to avoid overwhelming
Bystander effect: the great the number of bystanders who witness and emergency, the less likely any of them are to help the victim
Bystander intervention decision tree: five steps that describe how people decide whether to intervene in an emergency (notice, interpret, assume responsibility, know how to help, decide to implement help)
Diffusion of responsibility: bystanders’ sense of responsibility to help decreases as number of witnesses increase