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71.
Although past research suggests authoritarianism may be a uniquely right‐wing phenomenon, the present two studies tested the hypothesis that authoritarianism exists in both right‐wing and left‐wing contexts in essentially equal degrees. Across two studies, university (n = 475) and Mechanical Turk (n = 298) participants completed either the RWA (right‐wing authoritarianism) scale or a newly developed (and parallel) LWA (left‐wing authoritarianism) scale. Participants further completed measurements of ideology and three domain‐specific scales: prejudice, dogmatism, and attitude strength. Findings from both studies lend support to an authoritarianism symmetry hypothesis: Significant positive correlations emerged between LWA and measurements of liberalism, prejudice, dogmatism, and attitude strength. These results largely paralleled those correlating RWA with identical conservative‐focused measurements, and an overall effect‐size measurement showed LWA was similarly related to those constructs (compared to RWA) in both Study 1 and Study 2. Taken together, these studies provide evidence that LWA may be a viable construct in ordinary U.S. samples.  相似文献   
72.
We examined the effects of 2 payment systems on the rate of check processing and time spent on task by participants in a simulated work setting. Three participants experienced individual pay‐for‐performance (PFP) without base pay and pay‐for‐time (PFT) conditions. In the last phase, we asked participants to choose which system they preferred. For all participants, the PFP condition produced higher rates of check processing and more time spent on task than did the PFT condition, but choice of payment system varied both within and across participants.  相似文献   
73.

Objective

Conceptual models and predictors of choking under pressure (i.e., choking) have been proposed, but the role of fear of negative evaluation remains largely unknown. The purpose of the current study was to determine the degree to which fear of negative evaluation (FNE) may predispose athletes to choking.

Design and method

138 Experienced basketball players participated in a pre-selection stage, which involved completing a set of questionnaires that included the Brief Fear of Negative Evaluation-II (BFNE-II) questionnaire. Based on the scores from the BFNE-II, 34 athletes, categorized as either low- or high-FNE, were selected to perform basketball shots from five different areas of the court under low- and high-pressure phases. Shooting performance was evaluated based on the total number of successful shots out of 50 attempts.

Results

Results indicated that the high-FNE athletes displayed a significant increase in anxiety and a significant decrease in performance from low- to high-pressure phases. The low-FNE group exhibited only minimal changes in anxiety throughout the study and was able to maintain performance under pressure. Further mediation analysis investigating significant difference in performance between FNE groups within the high-pressure phase indicated that that cognitive anxiety was a partial mediator between FNE group and performance, but somatic anxiety was not.

Conclusions

Findings extend the existing choking literature by providing empirical support for the role of FNE in the context of the self-presentation model of choking.  相似文献   
74.
The purpose of the present study was to determine the impact of manipulating emotional state on gait initiation in persons with Parkinson’s disease (PD) and healthy older adults. Following the presentation of pictures that are known to elicit specific emotional responses, participants initiated gait and continued to walk for several steps at their normal pace. Reaction time, the displacement and velocity of the center of pressure (COP) trajectory during the preparatory postural adjustments, and length and velocity of the first two steps were measured. Analysis of the gait initiation measures revealed that exposure to (1) threatening pictures, relative to all other pictures, speeded the initiation of gait for PD patients and healthy older adults; (2) approach-oriented emotional pictures (erotic and happy people), relative to withdrawal-oriented pictures, facilitated the anticipatory postural adjustments of gait initiation for PD patients and healthy older adults, as evidenced by greater displacement and velocity of the COP movement; and (3) emotional pictures modulated gait initiation parameters in PD patients to the same degree as in healthy older adults. Collectively, these findings hold significant implications for understanding the circuitry underlying the manner by which emotions modulate movement and for the development of emotion-based interventions designed to maximize improvements in gait initiation for individuals with PD.  相似文献   
75.
Age-related neural differences in affiliation and isolation   总被引:1,自引:0,他引:1  
While previous aging studies have focused on particular components of social perception (e.g., theory of mind, self-referencing), little is known about age-related differences specifically for the neural basis of perception of affiliation and isolation. This study investigates age-related similarities and differences in the neural basis of affiliation and isolation. Participants viewed images of affiliation (groups engaged in social interaction) and isolation (lone individuals), as well as nonsocial stimuli (e.g., landscapes), while making pleasantness judgments and undergoing functional neuroimaging (BOLD fMRI). Results indicated age-related similarities in response to affiliation and isolation in recruitment of regions involved in theory of mind and self-referencing (e.g., temporal pole, medial prefrontal cortex). Yet age-related differences also emerged in response to affiliation and isolation in regions implicated in the theory of mind, as well as self-referencing. Specifically, in response to isolation versus affiliation images, older adults showed greater recruitment than did younger adults of the temporal pole, a region that is important for retrieval of personally relevant memories utilized to understand others' mental states. Furthermore, in response to images of affiliation versus isolation, older adults showed greater recruitment than did younger adults of the precuneus, a region implicated in self-referencing. We suggest that age-related divergence in neural activation patterns underlying judgments of scenes depicting isolation versus affiliation may indicate that older adults' theory of mind processes are driven by retrieval of isolation-relevant information. Moreover, older adults' greater recruitment of the precuneus for affiliation versus isolation suggests that the positivity bias for emotional information may extend to social information involving affiliation.  相似文献   
76.
This research investigated the effects of competition and injustice between workgroups and workgroup identification (self-categorization) on individuals' propensity to engage in counterproductive work behavior toward an opposing workgroup. One scenario study revealed that competition and collective injustice had an interactive effect on individuals' willingness to engage in counterproductive behavior. In another scenario study, this effect was moderated by the strength of self-categorization with the group. Finally, a survey study of 110 working adults involving reported counterproductive behavior showed a three-way interaction between competition, collective injustice, and the strength of identification with the workgroup, thus providing additional support for the findings of Study 2. This collection of studies provides initial evidence for the positive influence of intergroup competition under conditions of collective injustice on counterproductive behavior.  相似文献   
77.
The study examined whether self-esteem predicted aggression among children and adolescents. Through a multistage method of sampling, the study utilized 170 (N = 170) participants from primary (elementary) and secondary (high) schools across Trinidad. Participants completed a demographic questionnaire, The Culture Free Self Esteem Inventory (CFSEI), and the Direct and Indirect Aggression Scale (DIAS). Using hierarchical regression analyses, both global and domain specific measures of self-esteem were used as predictors of the three types of aggression: direct physical, direct verbal and indirect aggression. The results revealed that global self-esteem was a stronger predictor of aggression for children than domain specific self-esteem. However, domain specific self-esteem was a stronger predictor of aggression among adolescents. As it relates to aggression, the pathways to global self-esteem differed from domain specific self-esteem. Implications for the comparative use of multidimensional and global self-esteem were discussed, and recommendations for future research have been proposed.  相似文献   
78.
Research prior to 2001 indicated that athletes experienced better body image than non-athletes, with no differences among sport types. Since then, female athletes have become increasingly sexually objectified in the media, and the sociocultural beauty ideal has shifted to emphasize appearing both athletic and thin. Part I of this paper explores the literature describing these changes. Part II presents a systematic and comprehensive literature review of 10 recent studies comparing body image concerns (BIC) among collegiate female athletes and non-athletes to identify the current status of BIC in female athletes. Findings indicate that involvement in collegiate athletics provides some protection from BIC; however, this protection appears attenuated for athletes in more feminine sports (e.g., gymnastics), and higher level athletes (Division I). Researchers should examine how sociocultural pressures unrelated to competition predict female athletes’ BIC using measures that focus on objectification, positive body image, body functionality, and thin- and athletic-ideal internalization.  相似文献   
79.

Purpose

Amazon Mechanical Turk is an increasingly popular data source in the organizational psychology research community. This paper presents an evaluation of MTurk and provides a set of practical recommendations for researchers using MTurk.

Design/Methodology/Approach

We present an evaluation of methodological concerns related to the use of MTurk and potential threats to validity inferences. Based on our evaluation, we also provide a set of recommendations to strengthen validity inferences using MTurk samples.

Findings

Although MTurk samples can overcome some important validity concerns, there are other limitations researchers must consider in light of their research objectives. Researchers should carefully evaluate the appropriateness and quality of MTurk samples based on the different issues we discuss in our evaluation.

Implications

There is not a one-size-fits-all answer to whether MTurk is appropriate for a research study. The answer depends on the research questions and the data collection and analytic procedures adopted. The quality of the data is not defined by the data source per se, but rather the decisions researchers make during the stages of study design, data collection, and data analysis.

Originality/Value

The current paper extends the literature by evaluating MTurk in a more comprehensive manner than in prior reviews. Past review papers focused primarily on internal and external validity, with less attention paid to statistical conclusion and construct validity—which are equally important in making accurate inferences about research findings. This paper also provides a set of practical recommendations in addressing validity concerns when using MTurk.
  相似文献   
80.
After a functional analysis yielded undifferentiated results, a subsequent assessment suggested self‐injury exhibited by a young boy with autism was sensitive to physical restraint. Canvas arm splints with metal stays were initially effective to reduce self‐injury. Although we successfully faded the number of stays in each sleeve to 3, self‐injury reemerged. We then used a withdrawal design to evaluate a behind‐the‐back belt connected to the arm splints. When the belt and splints were on, self‐injury did not occur. When the belt was removed, self‐injury increased, even though the splints remained intact. Finally, we faded the length of the belt to allow increased range of motion, and rates of self‐injury remained low.  相似文献   
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