PSYC 215 Chapter Notes - Chapter 10: Chat Room, Normative Social Influence, Kulala
2 Apr 2015
School
Department
Course
Professor
Document Summary
Evolutionary scientists use principles of evolution to understand human social behavior. From the perspective of evolution, human social behavior should be analyzed in terms of its contribution to reproductive success in ancestral environments. Reciprocal altruism: relatives are not always helpful to each other. When successful, the monkey that wound up with the food consistently shared it with its helper, becoming more likely to help each other in the future. The development of norms and the punishment of individuals who deviate from the norm are key factors in maintaining reciprocal altruism, especially in groups of non-kin. Bystander calculus , their computation of the costs and rewards associated with helping. It can pay off in the long run: children learn that helping other can be rewarding. The cost of helping, or of not helping. Thoughtful helping in the face of potentially enormous coast courageous resistance; the effects on the helper"s physical and mental health can be quite negative.
