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Related Concept Videos

Surveys02:16

Surveys

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Often, psychologists develop surveys as a means of gathering data. Surveys are lists of questions to be answered by research participants, and can be delivered as paper-and-pencil questionnaires, administered electronically, or conducted verbally. Generally, the survey itself can be completed in a short time, and the ease of administering a survey makes it easy to collect data from a large number of people.
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The Stereotype Content Model (SCM) was first proposed by Susan Fiske and her colleagues (Fiske, Cuddy, Glick & Xu, 2002; see also Fiske, 2012 and Fiske, 2017). The SCM specifies that when someone encounters a new group, they will stereotype them based on two metrics: warmth—or that group’s perceived intent, and how likely they are to provide help or inflict harm—and competence—or their ability to carry out that objective. Depending on the warmth-competence...
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Naturalistic Observations02:30

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If you want to understand how behavior occurs, one of the best ways to gain information is to simply observe the behavior in its natural context. However, people might change their behavior in unexpected ways if they know they are being observed. How do researchers obtain accurate information when people tend to hide their natural behavior? As an example, imagine that your professor asks everyone in your class to raise their hand if they always wash their hands after using the restroom. Chances...
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Social Loafing01:37

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Another way in which a group presence can affect performance is social loafing—the exertion of less effort by a person working together with a group. Social loafing occurs when our individual performance cannot be evaluated separately from the group. Thus, group performance declines on easy tasks (Karau & Williams, 1993). Essentially individual group members loaf and let other group members pick up the slack. Because each individual’s efforts cannot be evaluated,...
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Deindividuation00:57

Deindividuation

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Deindividuation is a form of social influence on an individual’s behavior such that the individual engages in unusual or non-normal behavior while in a group setting. Why? Because in these group settings, the individual no longer sees themselves as an individual anymore, disinhibiting their behavior and personal restraint.
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Stereotypes, Prejudice, and Discrimination02:55

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Humans are very diverse and although we share many similarities, we also have many differences. The social groups we belong to help form our identities (Tajfel, 1974). These differences may be difficult for some people to reconcile, which may lead to prejudice toward people who are different. Prejudice is a negative attitude and feeling toward an individual based solely on one’s membership in a particular social group (Allport, 1954; Brown, 2010). Prejudice is common against people who...
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Updated: Sep 15, 2025

The Social Dimension of Stress: Experimental Manipulations of Social Support and Social Identity in the Trier Social Stress Test
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Worker studies and their interpretation.

David B Richardson1, Dominique Laurier2, Richard Haylock3

  • 1Department of Environmental and Occupational Health, Program in Public Health, University of California, Irvine, CA 92697, United States of America.

Journal of Radiological Protection : Official Journal of the Society for Radiological Protection
|July 14, 2025
PubMed
Summary
This summary is machine-generated.

Epidemiological studies of nuclear workers offer radiation risk estimates complementing atomic bomb survivor data. Analyzing variations in these estimates across subgroups is crucial for accurate risk assessment.

Keywords:
cancercohort studiesepidemiologyinterpretationmortalityworkers

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Area of Science:

  • Epidemiology
  • Radiation Risk Assessment
  • Occupational Health

Background:

  • Nuclear worker studies complement Japanese atomic bomb survivor data for radiation risk estimation.
  • Commentaries highlight challenges in interpreting nuclear worker studies due to varying ERR/Gy estimates across subcohorts.
  • Subcohort-specific estimates may not always align with overall population estimates.

Discussion:

  • Examines conditions where subcohort association estimates should align with full cohort estimates.
  • Identifies scenarios where subcohort analyses may diverge from full cohort findings.
  • Focuses on the INWORKS study to explore sources of ERR/Gy estimate variation.

Key Insights:

  • The INWORKS study investigated variations in ERR/Gy estimates between subgroups and upon data restrictions.
  • Methodologies were employed to understand and interpret these variations.
  • Analysis focused on external dose-mortality associations within the total study population.

Outlook:

  • Understanding subgroup variations is key to refining radiation risk models.
  • Improved interpretation of nuclear worker studies enhances radiation protection guidelines.
  • Continued analysis of occupational cohorts contributes to a comprehensive understanding of radiation effects.