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The social identity model of deindividuation effects (or SIDE model) is a theory developed in social psychology and communication studies. SIDE explains the effects of anonymity and identifiability on group behavior. It has become one of several theories of technology that describe social effects of computer-mediated communication.
The most recent model of deindividuation, the social identity model of deindividuation effects , was developed by Russell Spears and Martin Lea in 1995. The SIDE model argues that deindividuation manipulations can have the effect of decreasing attention to individual characteristics and interpersonal differences within the group.
The social identity model of deindividuation effects (SIDE) was developed from further research on the social identity theory and the self-categorization theory, further specifying the effects of situational factors on the functioning of processes proposed by the two theories.
Social identity is the portion of an individual's self-concept derived from perceived membership in a relevant social group. [1] [2]As originally formulated by social psychologists Henri Tajfel and John Turner in the 1970s and the 1980s, [3] social identity theory introduced the concept of a social identity as a way in which to explain intergroup behaviour.
The social identity theory posits that the self is a complex system made up primarily of the concept of membership or non-membership in various social groups. These groups have various moral and behavioral values and norms, and the individual's actions depend on which group membership (or non-membership) is most personally salient at the time ...
Narcissists tend to be excluded in social circles because of their disruptive behaviors, and if they feel left out, their arrogant and aggressive behaviors will only intensify, a new study ...
Reicher's work on crowd psychology has challenged the dominant notion of crowd as site of irrationality and deindividuation. His social identity model (SIM, 1982, 1984, 1987) of crowd behaviour suggests that people are able to act as one in crowd events not because of 'contagion' or social facilitation but because they share a common social ...
Eight have now been arrested in connection with the disappearance of the 14-year-old, who was eventually rescued from a luxury boat in Islip by her vigilante father.