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control theory Control theory is a field of control engineering and applied mathematics that deals with the control system, control of dynamical systems in engineered processes and machines. The objective is to develop a model or algorithm governing the applic ...
, affect control theory proposes that individuals maintain
affective Affect, in psychology, is the underlying experience of feeling, emotion, attachment, or mood. It encompasses a wide range of emotional states and can be positive (e.g., happiness, joy, excitement) or negative (e.g., sadness, anger, fear, dis ...
meanings through their actions and interpretations of events. The activity of social institutions occurs through maintenance of culturally based affective meanings.


Affective meaning

Besides a denotative meaning, every concept has an affective meaning, or
connotation A connotation is a commonly understood cultural or emotional association that any given word or phrase carries, in addition to its explicit or literal meaning, which is its denotation. A connotation is frequently described as either positive or ...
, that varies along three dimensions: evaluation – goodness versus badness, potency – powerfulness versus powerlessness, and activity – liveliness versus torpidity. Affective meanings can be measured with
semantic differential The semantic differential (SD) is a measurement scale designed to measure a person's subjective perception of, and affective reactions to, the properties of concepts, objects, and events by making use of a set of bipolar scales. The SD is used to ...
s yielding a three-number profile indicating how the concept is positioned on evaluation, potency, and activity (EPA). Osgood demonstrated that an elementary concept conveyed by a word or idiom has a normative affective meaning within a particular culture. A stable affective meaning derived either from personal experience or from cultural inculcation is called a sentiment, or fundamental affective meaning, in affect control theory. Affect control theory has inspired assembly of dictionaries of EPA sentiments for thousands of concepts involved in social life – identities, behaviours, settings, personal attributes, and emotions. Sentiment dictionaries have been constructed with ratings of respondents from the US,
Canada Canada is a country in North America. Its Provinces and territories of Canada, ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, making it the world's List of coun ...
,
Northern Ireland Northern Ireland ( ; ) is a Countries of the United Kingdom, part of the United Kingdom in the north-east of the island of Ireland. It has been #Descriptions, variously described as a country, province or region. Northern Ireland shares Repub ...
,
Germany Germany, officially the Federal Republic of Germany, is a country in Central Europe. It lies between the Baltic Sea and the North Sea to the north and the Alps to the south. Its sixteen States of Germany, constituent states have a total popu ...
,
Japan Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...
,
China China, officially the People's Republic of China (PRC), is a country in East Asia. With population of China, a population exceeding 1.4 billion, it is the list of countries by population (United Nations), second-most populous country after ...
and
Taiwan Taiwan, officially the Republic of China (ROC), is a country in East Asia. The main geography of Taiwan, island of Taiwan, also known as ''Formosa'', lies between the East China Sea, East and South China Seas in the northwestern Pacific Ocea ...
.


Impression formation

Each concept that is in play in a situation has a transient affective meaning in addition to an associated sentiment. The transient corresponds to an impression created by recent events. Events modify impressions on all three EPA dimensions in complex ways that are described with
non-linear In mathematics and science, a nonlinear system (or a non-linear system) is a system in which the change of the output is not proportional to the change of the input. Nonlinear problems are of interest to engineers, biologists, physicists, mathe ...
equations obtained through empirical studies. Here are two examples of impression-formation processes. * An actor who behaves disagreeably seems less good, especially if the object of the behavior is innocent and powerless, like a child. * A powerful person seems desperate when performing extremely forceful acts on another, and the object person may seem invincible. A social action creates impressions of the actor, the object person, the behavior, and the setting.


Deflections

Deflections are the distances in the EPA space between transient and fundamental affective meanings. For example, a mother complimented by a stranger feels that the unknown individual is much nicer than a stranger is supposed to be, and a bit too potent and active as well – thus there is a moderate distance between the impression created and the mother's sentiment about strangers. High deflections in a situation produce an aura of unlikeliness or uncanniness. It is theorized that high deflections maintained over time generate psychological stress. The basic
cybernetic Cybernetics is the transdisciplinary study of circular causal processes such as feedback and recursion, where the effects of a system's actions (its outputs) return as inputs to that system, influencing subsequent action. It is concerned with ...
idea of affect control theory can be stated in terms of deflections. An individual selects a behavior that produces the minimum deflections for concepts involved in the action. Minimization of deflections is described by equations derived with calculus from empirical impression-formation equations.


Action

On entering a scene an individual defines the situation by assigning identities to each participant, frequently in accord with an encompassing social institution. While defining the situation, the individual tries to maintain the affective meaning of self through adoption of an identity whose sentiment serves as a surrogate for the individual's self-sentiment. The identities assembled in the definition of the situation determine the sentiments that the individual tries to maintain behaviorally. Confirming sentiments associated with institutional identities – like doctor–patient, lawyer–client, or professor–student – creates institutionally relevant
role A role (also rôle or social role) is a set of connected behaviors, rights, obligations, beliefs, and norms as conceptualized by people in a social situation. It is an expected or free or continuously changing behavior and may have a given indi ...
behavior. Confirming sentiments associated with negatively evaluated identities – like bully, glutton, loafer, or scatterbrain – generates deviant behavior. Affect control theory's sentiment databases and mathematical model are combined in a computer simulation program for analyzing
social interaction A social relation is the fundamental unit of analysis within the social sciences, and describes any voluntary or involuntary interpersonal relationship between two or more conspecifics within and/or between groups. The group can be a language or ...
in various cultures.


Emotions

According to affect control theory, an event generates
emotion Emotions are physical and mental states brought on by neurophysiology, neurophysiological changes, variously associated with thoughts, feelings, behavior, behavioral responses, and a degree of pleasure or suffering, displeasure. There is ...
s for the individuals involved in the event by changing impressions of the individuals. The emotion is a function of the impression created of the individual and of the difference between that impression and the sentiment attached to the individual's identity Thus, for example, an event that creates a negative impression of an individual generates unpleasant emotion for that person, and the unpleasantness is worse if the individual believes she has a highly valued identity. Similarly, an event creating a positive impression generates a pleasant emotion, all the more pleasant if the individual believes he has a disvalued identity in the situation. Non-linear equations describing how transients and fundamentals combine to produce emotions have been derived in empirical studies Affect control theory's computer simulation program uses these equations to predict emotions that arise in social interaction, and displays the predictions via
facial expressions Facial expression is the motion and positioning of the muscles beneath the skin of the face. These movements convey the emotional state of an individual to observers and are a form of nonverbal communication. They are a primary means of conveying ...
that are computer drawn, as well as in terms of emotion words. Based on cybernetic studies by Pavloski and Goldstein, that utilise
perceptual control theory Perceptual control theory (PCT) is a model of behavior based on the properties of negative feedback control loops. A control loop maintains a sensed variable at or near a reference value by means of the effects of its outputs upon that variable, as ...
, Heise hypothesizes that emotion is distinct from stress. For example, a parent enjoying intensely pleasant emotions while interacting with an offspring suffers no stress. A homeowner attending to a sponging house guest may feel no emotion and yet be experiencing substantial stress.


Interpretations

Others' behaviors are interpreted so as to minimize the deflections they cause. For example, a man turning away from another and exiting through a doorway could be engaged in several different actions, like departing from, deserting, or escaping from the other. Observers choose among the alternatives so as to minimize deflections associated with their definitions of the situation. Observers who assigned different identities to the observed individuals could have different interpretations of the behavior. Re-definition of the situation may follow an event that causes large deflections which cannot be resolved by reinterpreting the behavior. In this case, observers assign new identities that are confirmed by the behavior. For example, seeing a father slap a son, one might re-define the father as an abusive parent, or perhaps as a strict disciplinarian; or one might re-define the son as an arrogant brat. Affect control theory's computer program predicts the plausible re-identifications, thereby providing a formal model for
labeling theory Labeling theory posits that self-identity and the behavior of individuals may be determined or influenced by the terms used to describe or classify them. It is associated with the concepts of self-fulfilling prophecy and stereotype, stereotypin ...
. The sentiment associated with an identity can change to befit the kinds of events in which that identity is involved, when situations keep arising where the identity is deflected in the same way, especially when identities are informal and non-institutionalized.


Applications

Affect control theory has been used in research on emotions, gender, social structure, politics, deviance and law, the arts, and business. Affect Control Theory was analyzed through the use of Quantitative Methods in research, using mathematics to look at data and interpret their findings. However, recent applications of this theory have explored the concept of Affect Control Theory through Qualitative Research Methods. This process involves obtaining data through the use of interviews, observations, and questionnaires. Affect Control Theory has been explored through Qualitative measures in interviewing the family, friends, and loved ones of individuals who were murdered, looking at how the idea of forgiveness changes based on their interpretation of the situation. Computer programs have also been an important part of understanding Affect Control Theory, beginning with the use of "Interact," a computer program designed to create social situations with the user to understand how an individual will react based on what is happening within the moment. "Interact" has been an essential tool in research, using it to understand social interaction and the maintenance of affect between individuals. The use of interviews and observations have improved the understanding of Affect Control Theory through Qualitative research methods. A bibliography of research studies in these areas is provided by David R. Heise and at the research program's website.


Extensions

A probabilistic and decision theoretic extension of affect control theoryHoey, Alhothali, and Schroeder (2013). generalizes the original theory in order to allow for uncertainty about identities, changing identities, and explicit non-affective goals.


See also

*
Affect display Affect displays are the verbal and non-verbal displays of affect (emotion). These displays can be through facial expressions, gestures and body language, volume and tone of voice, laughing, crying, etc. Affect displays can be altered or fake ...


References


Further reading

* . * . * . * . * . * . * Heise, David (1997)
Interact On-Line (Java applet)
* . * . * . * . * . * . * . * . * . * . * . * . * . * . * . * . his is a reprint of the ''Journal of Mathematical Sociology'', Volume 13 (1-2), and it contains cited articles by Averett & Heise and Heise & MacKinnon.* . * . * .


External links


Affect Control Theory (copy of original site)

new ACT site

BayesACT webpage
(with further links to current research on ACT) {{DEFAULTSORT:Affect Control Theory Control theory Cybernetics Feeling