Evolutionary explanations for human aggression essay

However as these findings come from animal studies, we cannot apply it to humans and so we cannot learn much about human behaviour from this specific experiment. Also, another problem with using animals to research testosterone affects is that certain brain structures are involved with different types of aggression in different species.

For any evolutionary explanation, a limitation is that it cannot be falsified because you cannot go back to the EEA and see if the behaviour has really evolved, so you cannot prove or disprove an evolutionary explanation of human aggression. All of which have been performed on animals due to methodological and ethical issues with testing on humans.

Hormones influence many parts of our lives: A good summary, if you want to go into this in more depth, can be read here. Because men are more prone to parental uncertainty, they risk unwittingly investing resources in children who aren't their own. However, much research of infidelity is alpha biased by maximising the differences between male and female behaviour in sexual jealousy.

There was a positive correlation found between men who used mate retention techniques of direct guarding and negative inducements and their use of violence. Evidence from non-human studies also supports this theory. Book carried out a meta-analysis of 45 studies and established a mean correlation of 0.

Discuss the problem for the evolutionary argument in that not all men act the same way in the same situation. So, the inability to attract a long term partner and a lack of resources appears to lead to social competition and therefore aggression.

Discuss Evolutionary Explanations of Human Aggression Essay Sample

Natural selection refers to the idea that members of a species that survive competition and breed will have characteristics better suited to the environment and are more likely to pass on these traits.

Research on humans has however, provided support for this theory. Research suggests that disgust aids the survival of the human species and is therefore an evolutionary behaviour.

Individuals act aggressively when their intent is to inflict injury, whereas they act dominantly if their wish is to achieve. Neurotransmitters are chemical that allow impulses in one area of the brain to be transmitted to another area.


You must evaluate the studies you present. Research into infidelity is gender biased The evolutionary argument for infidelity states that it is something a man must prevent a woman from doing, and does not really acknowledge the fact that men may be just as unfaithful as women.

A loss of status could have had catastrophic results on reproductive potential and resources. A different command term requires a different style of essay, so you need to tailor what you write to the question.

The evolution of human aggression Evolutionary psychologists argue that reproductive challenges faced by our ancestors can explain the aggressive behaviour seen in people today. A man can never be certain that he is the father of his wife’s children unless he.

Discuss evolutionary explanations of human aggression One evolutionary explanation of human aggression is sexual jealousy. Infidelity triggers sexual jealousy which is. Evolutionary psychology starts with a set of premises about human behavior.

First, according to evolutionary psychology, all human behavior is a product. Evolution is the changing in the inherited traits of a species over time.

Describe the theory of evolution ; Evolutionary psychology is at the biological level of analysis and aims to explain all behaviour by evolutionary means.

Charles Darwin – the father of evolutionary psychology –. The evolutionary explanation of human aggression suggests that aggression serves as an important function in terms of the individual’s survival as well as its potential to procreate. Newman et al discovered genes that are linked to aggression in Macaque monkeys and this gene has been present in them for at least 25 million years and so for that gene to.

Discuss the evolutionary explanations of human aggression. (8 and 16 marks) The evolutionary theory argues that aggression has been a gene that has adapted over 25 million years (Newman) in order to survive.

Evolutionary explanations for human aggression essay
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Evolutionary Explanations - Psych Tutor