PSYC 3420 Chapter Notes - Chapter 8: Donner Party, Menopause, Kin Recognition

• School: York University
• Department: Psychology
• Course: PSYC 3420
• Professor: Irwin Silverman

Document Summary

Theory and implications of inclusive fitness: favouritism that parents show their own children can be viewed as a special case of favouritism toward the vehicles that contain copies of their genes. Hamilton"s rule: altruism is defined by two conditions: Theoretical implications of hamilton"s rule: the most important implication of hamilton"s theory of inclusive fitness is that psychological adaptations are expected to have evolved for different types of kin relationship. Sibs vs. half sibs: full sibs genetically related by 50%, half sibs are genetically related by 25, ex. In squirrels, warren homes and paul sherman discovered that full sisters were far more likely than half-sisters to cooperate in the mutual defense of their young. Hypothesis about universal aspects of kinship: daly, salmon, and wilson outline a set of hypotheses about the universal aspects of the psychology of kinship. There will be a special evolved psychology of kinship involving psychological. Sex and generation will be critical categories differentiating kin because these.