Adaptive Emotions
thinking an effect is there when it really isn’t
Type 1 error
Increased cooperation from group members
Benefits of costly signaling
A group of animals living together in order to increase survival & reproductive fitness
Social groups
Unit of culture
Memes
a strong, intense emotion experienced in the presence of a real, immediate threat
Fear
motivates the avoidance of infectious microorganisms
Pathogen Disgust
___ behavior positively impacts reputation
Altrusitic
sustained cooperation between individuals that goes beyond parental care and the continued association of mating pair bonds
Sociality
___allows us to avoid the costs of individual learning
Social Learning
not picking up an effect that really is there
Type 2 error
What are the 5 fear responses
freeze, flight, fight, fright, faint
benetting another at some physical or resource cost to self
Phenotypic Altruism
According to evolutionary theory, altruism shouldn't exist because natural selection favors adaptations that increase fitness
Problem of altrusim
What can social learning increase?
The average fitness of learners by allowing them to learn more selectively
Navigation through vertical spaces creates different adaptive problems than navigation through horizontal spaces
evolved navigation theory
feeling of nervousness, unease, or worry that typically occurs in the absence of an imminent threat
Anxiety
What is Hamiltons rule?
C<rB
benetting another’s reproductive success at a cost to own reproductive success
the idea that human cultural change can be described as a Darwinian evolutionary process
Cultural Evolution
explain the evolution of cooperative exchange in humans with special attention to how we solve the problem of cheating
Social Contract theory
discovered that vampire bats non-randomly & regularly regurgitate a portion of the blood sucked for ingestion by others
Wilkinson