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Aggressionism is a theory that describes complex behavior of human nature that involves strong beliefs in one's own ideology. It is a description of people who cannot see the views of others and would only see their own as the only right one in the world. Throughout history, there have been a number of people who were like this and had caused war.
Humans share aspects of aggression with non-human animals, and have specific aspects and complexity related to factors such as genetics, early development, social learning and flexibility, culture and morals. Konrad Lorenz stated in his 1963 classic, On Aggression, that human
He lists a variety of aggression categories, each separately subject to natural selection, and states that aggressive behavior is, genetically, one of the most labile of all traits. He maintains that aggression is a technique used to gain control over necessary resources, and serves as a "density-dependent factor" in population control. He ...
In particular, the serotonin 5-HT seems to be an influence in inter-male aggression either directly or through other molecules that use the 5-HT pathway. 5-HT normally dampens aggression in animals and humans. Mice missing specific genes for 5-HT were observed to be more aggressive than normal mice and were more rapid and violent in their ...
The theory has variations as to what kind of violence served as the evolutionary catalyst: one-on-one aggression or group-based aggression. Several theories suggest the primary reason humans evolved bipedalism was to conserve energy while running, and to free the use of upper limbs. [citation needed] The killer ape theory posits that violence ...
A fish from the respective genus Rivulus. The winner and loser effect is an aggression phenomenon in which the winner effect is the increased probability that an animal will win future aggressive interactions after experiencing previous wins, while the loser effect is the increased probability that an animal will lose future aggressive interactions after experiencing previous losses. [1]
Their work, Frustration and Aggression (1939), was soon having repercussions on the explanation of aggressive behavior theories. [14] Their theory applied to human beings, but also to animals. The book created controversy on the subject which led to more than seven articles critiquing the new theory.
Human and animal studies (reviewed in Taylor et al., 2000) suggest that oxytocin is the neuroendocrine mechanism underlying the female "befriend" stress response. [1] Oxytocin administration to rats and prairie voles increased social contact and social grooming behaviors, reduced stress, and lowered aggression.