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Diffusion of responsibility [1] is a sociopsychological phenomenon whereby a person is less likely to take responsibility for action or inaction when other bystanders or witnesses are present. Considered a form of attribution , the individual assumes that others either are responsible for taking action or have already done so.
The drift-diffusion model (DDM) is a well defined [19] model, that is proposed to implement an optimal decision policy for 2AFC. [20] It is the continuous analog of a random walk model. [ 7 ] The DDM assumes that in a 2AFC task, the subject is accumulating evidence for one or other of the alternatives at each time step, and integrating that ...
Psychology Today is an American media organization with a focus on psychology and human behavior. The publication began as a bimonthly magazine, which first appeared in 1967. The print magazine's reported circulation is 275,000 as of 2023. [ 2 ]
Cultural homogenization is an aspect of cultural globalization, [1] [2] listed as one of its main characteristics, [3] and refers to the reduction in cultural diversity [4] through the popularization and diffusion of a wide array of cultural symbols—not only physical objects but customs, ideas and values. [3]
Expansion diffusion: an innovation or idea that develops in a source area and remains strong there, while also spreading outward to other areas. This can include hierarchical, stimulus, and contagious diffusion. Relocation diffusion: an idea or innovation that migrates into new areas, leaving behind its origin or source of the cultural trait.
The American Journal of Community Psychology (AJCP) is a quarterly peer-reviewed academic journal covering community psychology.It was established in 1973 by Dr. Charles D. Spielberger, with notable previous editors including, Drs. Julian Rappaport, Edison Trickett (1993-1999), Bill Davidson (1999-2010), Jacob Tebes (2010-2018) and Nicole E. Allen (2018-2024), the first woman to hold the position.
In recent decades, a proliferation of psychological research on narrative identity has provided a strong empirical basis for the construct, cutting across the field, including personality psychology, [2] social psychology, [3] developmental and life-span psychology, [4] cognitive psychology, [5] cultural psychology, [6] and clinical and ...
The study of the diffusion of innovations has led to advancements in awareness of three important aspects of social change: the qualities of an innovation which lead to successful diffusion, the effect of peer networking and conversations when it comes to spreading ideas, and the importance of various "user segments" (Robinson). The theory of ...