Why do we help?
Social exchange and social norms
The inside story: Dennis Krebs on life experience and professional inserests
Evolutionary psychology
Comparing and evaluating theories of helping
Genuine altruism
Focus on: The benefits—and the costs—of empathy-induced altruism
When will we help?
Number of bystanders
The inside story: John M. Darley on bystander reactions
Helping when someone else does
Time pressure
Similarity
Research close-up: Ingroup similarity and helping
Who will help?
Personality traits
Religious faith
How can we increase helping?
Reduce ambiguity, increase responsibility
Guilt and concern for self-image
Socializing altruism
Focus on: Behavior and attitudes among rescuers of Jews
Postscript: Taking social psychology into life