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Collectively, their research established that certain behaviors could be learned or unlearned, and these theories have been applied in a variety of contexts, including abnormal psychology. [4] Theories specifically applied to depression emphasize the reactions individuals have to their environment and how they develop adaptive or maladaptive ...
Depression, which may be a similar kind of defense mechanism, may have become dysregulated as well. [31] Thus, unlike other evolutionary theories this one sees depression as a maladaptive extreme of something that is beneficial in smaller amounts. In particular, one theory focuses on the personality trait neuroticism. Low amounts of neuroticism ...
Figure 1: The adaptive and maladaptive cycles resulting from agonistic (hierarchical) encounters. [5]Unlike other evolutionary explanations of depression, rank theory is able to explain why depression is incapacitating: [1] by functioning as a substitute for physical damage, incapacitation prevents the 'loser' from posing a threat to the competitor they challenged.
Theoretical psychology is not fundamental or comprehensive theory of psychology, rather, for theoretical psychology to operate correctly it is important to supplement empirical psychology and give reason to topics and produce theories until they can be empirically verified by the other branches of psychology. [1]
Evolutionary psychiatry, also known as Darwinian Psychiatry, [1] [2] is a theoretical approach to psychiatry that aims to explain psychiatric disorders in evolutionary terms. [3] [4] As a branch of the field of evolutionary medicine, it is distinct from the medical practice of psychiatry in its emphasis on providing scientific explanations rather than treatments for mental disorder.
Herbert "Harry" Stack Sullivan (February 21, 1892 – January 14, 1949) was an American Neo-Freudian psychiatrist and psychoanalyst who held that "personality can never be isolated from the complex interpersonal relationships in which [a] person lives" and that "[t]he field of psychiatry is the field of interpersonal relations under any and all circumstances in which [such] relations exist". [1]
The biology of depression is the attempt to identify a biochemical origin of depression, as opposed to theories that emphasize psychological or situational causes. [ 1 ] Scientific studies have found that different brain areas show altered activity in humans with major depressive disorder (MDD) . [ 2 ]
The trauma model of mental disorders, or trauma model of psychopathology, emphasises the effects of physical, sexual and psychological trauma as key causal factors in the development of psychiatric disorders, including depression and anxiety [1] as well as psychosis, [2] whether the trauma is experienced in childhood or adulthood. It ...