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Opponent-process theory suggests that color perception is controlled by the activity of three opponent systems. In the theory, he postulated about three independent receptor types which all have opposing pairs: white and black, blue and yellow, and red and green. These three pairs produce combinations of colors for us through the opponent process.
Psychiatry, clinical psychology, toxicology, addiction medicine. Addiction is a neuropsychological disorder characterized by a persistent and intense urge to use a drug or engage in a behaviour that produces natural reward, despite substantial harm and other negative consequences.
The latter theory is replacing death denial by death acceptance. TMT theorists argue that meaning management theory cannot describe why different sets of meaning are preferred by different people, and that different types of meaning have different psychological functions.
Actor–network theory ( ANT) is a theoretical and methodological approach to social theory where everything in the social and natural worlds exists in constantly shifting networks of relationships. It posits that nothing exists outside those relationships. All the factors involved in a social situation are on the same level, and thus there are ...
Gender and development. Gender and development is an interdisciplinary field of research and applied study that implements a feminist approach to understanding and addressing the disparate impact that economic development and globalization have on people based upon their location, gender, class background, and other socio-political identities.
Psychoanalytic theory is the theory of personality organization and the dynamics of personality development relating to the practice of psychoanalysis, a clinical method for treating psychopathology. First laid out by Sigmund Freud in the late 19th century (particularly in his 1899 book The Interpretation of Dreams ), psychoanalytic theory has ...
Addiction medicine is a medical subspecialty that deals with the diagnosis, prevention, evaluation, treatment, and recovery of persons with addiction, of those with substance-related and addictive disorders, and of people who show unhealthy use of substances including alcohol, nicotine, prescription medicine and other illicit and licit drugs. [3]
Empowerment evaluation (EE) is an evaluation approach designed to help communities monitor and evaluate their own performance. It is used in comprehensive community initiatives as well as small-scale settings and is designed to help groups accomplish their goals. According to David Fetterman, "Empowerment evaluation is the use of evaluation ...