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The James–Lange theory (1964) is a hypothesis on the origin and nature of emotions and is one of the earliest theories of emotion within modern psychology. It was developed by philosopher John Dewey and named for two 19th-century scholars, William James and Carl Lange (see modern criticism for more on the theory's origin).
In personality psychology, the lexical hypothesis [1] (also known as the fundamental lexical hypothesis, [2] lexical approach, [3] or sedimentation hypothesis [4]) generally includes two postulates: 1. Those personality characteristics that are important to a group of people will eventually become a part of that group's language. [5] and that ...
In 1954, Allport published The Nature of Prejudice, in which he outlined the most widely cited form of the hypothesis. [1] The premise of Allport's hypothesis states that under appropriate conditions interpersonal contact could be one of the most effective ways to reduce prejudice between majority and minority group members. [1]
The uncanny valley (Japanese: 不気味の谷, Hepburn: bukimi no tani) effect is a hypothesized psychological and aesthetic relation between an object's degree of resemblance to a human being and the emotional response to the object. The uncanny valley hypothesis predicts that an entity appearing almost human will risk eliciting eerie feelings ...
Schiappa, et al. build on the contact hypothesis by integrating research on Parasocial Interaction (PSI), that is, the perceived relationship that audiences develop through mediated encounters with real and fictional characters. Consumers of media feel they get to know the characters they learn about and, in certain circumstances, feel they ...
Closely related to Spearman's hypothesis is the hypothesis that the magnitude of certain group differences correlates with within-group heritability estimates. Arthur Jensen and J. Phillippe Rushton , for example, reported in 2010 that the found psychometric meta-analytic correlation between g-loadings and heritability estimates was 1.
These marriages often failed, as would be expected according to the Westermarck hypothesis. [ 4 ] Studies show that cousin-marriage in Lebanon has a lower success rate if the cousins were raised in sibling-like conditions, first-cousin unions being more successful in Pakistan if there was a substantial age difference, as well as reduced marital ...
It focuses on combining and incorporating existing and developing theories of psychology non-experimentally. Theoretical psychology originated from the philosophy of science, with logic and rationality at the base of each new idea. It existed before empirical or experimental psychology. Theoretical psychology is an interdisciplinary field ...