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71.
Mental representations of unfamiliar faces may rely, to a greater or lesser extent, on pictorial cues that are closely linked to the specific image studied, and structural cues that allow for recognition across various transformations. Here, we test participants’ recognition of unfamiliar ingroup and outgroup faces, manipulating image transformation (pose) and exposure duration. The results showed that changes in pose reduced accuracy for outgroup faces but not for ingroup faces. Overall, accuracy increased as exposure duration increased. Accurate responses were made more rapidly than inaccurate responses for both ingroup and outgroup faces, showing that response latency is a useful postdictor of accuracy even for cross-ethnic identifications. The results are discussed in the framework of Bruce and Young's (1986) model of face recognition.  相似文献   
72.
Two experiments tested a hypothesis that reducing demands on executive control in a Dimensional Change Card Sort task will lead to improved performance in 3-year-olds. In Experiment 1, the shape dimension was represented by two dissimilar values (stars and flowers), and the color dimension was represented by two similar values (red and pink). This configuration of stimuli rendered shape more salient than color. In Experiment 2, attentional weights of each dimension value were manipulated by using two versus four values to represent the dimensions of shape and color. The results indicated that increasing saliency of the postswitch dimension (Experiment 1) and reducing attentional weights of individual dimension values (Experiment 2) lead to a marked improvement in the postswitch sorting accuracy in 3-year-olds.  相似文献   
73.
IntroductionA novel dual-process model based upon the affective-reflective theory which distinguishes between affective attitude and instrumental attitude at an explicit and implicit level was used to predict physical activity.MethodUndergraduate students (N = 114) completed a lab-based study at two time-points, spaced two weeks apart. Participants completed self-report measures of the theory of planned behavior constructs, including explicit affective attitude and explicit instrumental attitude. Implicit affective attitude and implicit instrumental attitude were measured using single category implicit association tests.ResultsExplicit affective attitude and perceived behavioral control indirectly predicted physical activity through intention, and explicit affective attitude, implicit affective attitude, and intention predicted physical activity directly with a modest effect size (R2 = 0.24).DiscussionFindings suggest explicitly and implicitly held evaluative information are conceptually distinct, and affective evaluations are key in guiding physical activity behavior regardless of whether such evaluations are implicit or consciously accessible.  相似文献   
74.
Three experiments tested whether the manner in which attitudes are created—through on-line or memory-based processing—can impact the resultant strength of those attitudes. In each study, participants were presented with 20 behavioral statements about a person named Marie. Whereas some participants were asked to continually evaluate Marie based upon each sentence and then report their overall evaluation (on-line processing), others were asked to focus on the sentence structure and to evaluate Marie only after they had read all the sentences (memory-based processing). Even when controlling for attitude accessibility, attitudes created through on-line processing were stronger than attitudes created through memory-based processing: Experiment 1 showed that participants in the on-line condition felt more certain of their attitudes, Experiment 2 showed that on-line attitudes were better predictors of participants’ evaluative preferences, while Experiment 3 showed that on-line attitudes manifested stronger attitude-behavioral intention correspondence.  相似文献   
75.
Previous investigations have found specific communication patterns in couples dealing with depression, specifically when depression concurs with conjugal conflicts. The presence of these patterns can reflect couples’ difficulties in engaging in collaborative communication during their sessions, posing a real challenge for therapists. This exploratory study uses a dialogical approach to examine issues of dominance and type of dialogue in two couples who differed in terms of their levels of dyadic adjustment. The therapists’ reactions were explored in order to detect the kinds of responses that were most effective at engendering a collaborative attitude in therapy sessions. The method used to analyze the dialogue was Dialogical Investigations of Happenings of Change (DIHC). Results on dominance indicated that the degree of quantitative and semantic dominance displayed by a different member of the couple in each case was illustrative of their relational dynamics, while in both cases interactional dominance was exercised by the therapists. Results on dialogue revealed that dialogic dialogue might help to coconstruct new shared meanings of depression. The findings indicated that certain responses by therapists as part of the dialogue could be useful in bringing about a reduction in hostility between the members of a couple, provided that the responses are maintained over the course of the session. Some research and clinical implications that emerge from the results are discussed.  相似文献   
76.
This study investigated the relationship between different components of national identities of immigrants (related to both the country of origin and host country), and psychosocial adjustment in pre-migration and post-migration periods. Adolescents who immigrated from Russia and Ukraine to Israel (N = 151) completed questionnaires at four time points: about six months prior to, and in the first, second, and third years after, immigration. At each point, adolescents were assessed on degree of identification they felt with the citizens of their country of origin and Israel and on their attitudes towards the two countries. Five indexes of psychosocial adjustment were measured: emotional and behavioural problems, self-esteem, social competence, school competence and loneliness. Adolescents' positive attitudes towards the host country were associated with higher psychosocial adjustment, both before and after immigration. Positive attitudes towards the country of origin were associated with higher psychosocial adjustment in the post-migration period. Degree of identification with either nation was not related to psychosocial adjustment. Findings suggest that it may not be identity per se that is the critical factor for adjustment for adolescent immigrants, but rather the extent to which they feel affirmation, pride and positive regard towards the two countries. For adolescent immigrants, idealization of origin and host countries may fulfil an important developmental role allowing them to de-idealize parental figures and create new objects of idealization.  相似文献   
77.
Readiness for change is increasingly cited as an important variable in the health behaviours literature, yet there remains a dearth of research related to this construct in mental health. This study examined the psychometric properties of the University of Rhode Island Change Assessment (URICA) scale in two samples. In Study 1 (n = 252), undergraduates completed the URICA and were administered measures of hopelessness, the consequences of worry, self-esteem, anxious symptomatology, and social desirability. The reliability and validity of the URICA were generally supported, although the goodness-of-fit with the intended subscales was only moderate. The Precontemplation, Contemplation and Maintenance subscales correlated as expected with ancillary measures, but the Action subscale did not. In Study 2 (n = 81), individuals with panic disorder were administered the URICA at initial assessment and following cognitive behavioural therapy. The URICA demonstrated excellent reliability, significantly predicted treatment retention and dropout, and showed modest utility for predicting treatment outcome. Confirmatory factor analysis, however, revealed an inadequate fit to the intended subscales. The implications of these findings are discussed and directions for future research highlighted.  相似文献   
78.
Detection of change in shape: an advantage for concavities   总被引:2,自引:0,他引:2  
Shape representation was studied using a change detection task. Observers viewed two individual shapes in succession, either identical or one a slightly altered version of the other, and reported whether they detected a change. We found a dramatic advantage for concave compared to convex changes of equal magnitude. Observers were more accurate when a concavity along the contour was introduced, or removed, compared to a convexity. This result sheds light on the underlying representation of visual shape, and in particular the central role played by part-boundaries. Moreover, this finding shows how change detection methodology can serve as a useful tool in studying the specific form of visual representations.  相似文献   
79.
Strategies for reducing prejudice may be directed at the traditional, intentional form of prejudice or at more subtle and perhaps less conscious contemporary forms. Whereas the traditional form of prejudice may be reduced by direct educational and attitude-change techniques, contemporary forms may require alternative strategies oriented toward the individual or involving intergroup contact. Individual-oriented techniques can involve leading people who possess contemporary prejudices to discover inconsistencies among their self-images, values, and behaviors; such inconsistencies can arouse negative emotional states (e.g., guilt), which motivate the development of more favorable attitudes. Intergroup strategies can involve structuring intergroup contact to produce more individualized perceptions of the members of the other group, foster personalized interactions between members of the different groups, or redefine group boundaries to create more inclusive, superordinate representations of the groups. Understanding the nature and bases of prejudice can thus guide, theoretically and pragmatically, interventions that can effectively reduce both traditional and contemporary forms of prejudice.  相似文献   
80.
Carsharing originated in Europe and then expanded to developed countries such as the United States. With the revival and popularity of the “Sharing Economy,” carsharing has remarkably increased in China in recent years. Carsharing has increased convenience for individuals without private cars and is changing the traditional view of car ownership. Chinese college students are a large, highly educated group with low incomes and low rates of car ownership. Understanding the determinants of Chinese college students' intention to carshare is critical to promote carsharing services. In this research, an expanded version of the theory of planned behavior, which contains environmental concern, is the theoretical research framework. The model was empirically tested by using the questionnaire data of 356 college students from four universities in Qingdao, China. The results indicate that subjective norm and the perceived behavioral control are directly and positively associated with Chinese college students’ intention to use carsharing, and attitude and environmental concern have no direct correlation with the intention. Environmental concern has a significant direct effect on attitude, subjective norm, and perceived behavioral control. In addition, environmental concern indirectly impacts Chinese college students’ intention to use carsharing through subjective norm and perceived behavioral control. The findings yield practical insights for carsharing organizations and transportation planners. Based on these results, limitations of this study and suggestions for further research are discussed.  相似文献   
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