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41.
Previous studies (for example, Bregman & Killen, 1999; Eccles, Wigfield, & Schiefele, 1998; Jacobs, 1991;Jacobs & Eccles, 2000) have demonstrated the important role that parents' attitudes play in shaping their children's later self-perceptions and achievement behaviors. Studies indicate that in the math and science arena, parents' perceptions of their children's abilities as well as their own values about math and science are related to their children's later self-perceptions and values for achieving in these domains. The previous work suggests that parents are conveying their attitudes and values about math to their children through their words and actions; however, little research has documented the ways in which parents' beliefs and specific behaviors might promote positive achievement attitudes and behaviors in their children. The goal of the study reported here was to document relations between parents' math and science--promotive behaviors and attitudes and their children's later activity choices, values, and achievement in these subjects.  相似文献   
42.
Contour grouping inside and outside of facial contexts   总被引:1,自引:0,他引:1  
We examine how contours group in isolation compared with when they are embedded in face-like contexts. As previously shown, contours that seem to group by phenomenological observation also show powerful effects on task performance: with contours that group, selective attention to one while ignoring another is poor (as indexed by Garner Interference (GI), but not Stroop Interference), whereas divided attention across contours is good. With contours that do not group, however, the reverse happens. Here we test pairs of curved lines (parentheses) displayed either in isolation or within contexts including cartoon faces, where these curves may serve as mouths or eyebrows. The results with isolated contours replicate previous findings of poor selective attention, but within face-like contexts the same contours showed nearly perfect selective attention (i.e., zero GI). Thus, contour grouping was weaker inside than outside of faces, a finding that contrasts with the widely-held belief that faces are processed configurally, not by local features.  相似文献   
43.
Low-frequency irregular words are named more slowly and are more error prone than low-frequency regular words (the regularity effect). Rastle and Coltheart (1999) reported that this irregularity cost is modulated by the serial position of the irregular grapheme-phoneme correspondence, such that words with early irregularities exhibit a larger cost than words with late ones. They argued that these data implicate rule-based serial processing, and they also reported a successful simulation with a model that has a rule-based serial component—the DRC model of reading aloud (Coltheart, Rastle, Perry, Langdon, & Ziegler, 2001). However, Zorzi (2000) also simulated these data with a model that operates solely in parallel. Furthermore, Kwantes and Mewhort (1999) simulated these data with a serial processing model that has no rules for converting orthography to phonology. The human data reported by Rastle and Coltheart therefore neither require a serial processing account, nor successfully discriminate among a number of computational models of reading aloud. New data are presented wherein an interaction between the effects of regularity and serial position of irregularity is again reported for human readers. The DRC model simulated this interaction; no other implemented computational model does so. The present results are thus consistent with rule-based serial processing in reading aloud.  相似文献   
44.
The current study examined the relationship between intimate partner violence (IPV), maternal parenting behaviors, and child effortful control in a diverse sample of 705 families living in predominantly low-income, rural communities. Using structural equation modeling, the authors simultaneously tested whether observed sensitive parenting and/or harsh-intrusive parenting over the toddler years mediated the relationship between early IPV and later effortful control. Results suggest that parenting behaviors fully mediate this relationship. Although higher levels of IPV were associated with both higher levels of harsh-intrusive parenting and lower levels of sensitive supportive parenting, only sensitive supportive parenting was associated with later effortful control when both parenting indices were considered in the same model.  相似文献   
45.
This experiment investigated social referencing as a form of discriminative learning in which maternal facial expressions signaled the consequences of the infant's behavior in an ambiguous context. Eleven 4- and 5-month-old infants and their mothers participated in a discrimination-training procedure using an ABAB design. Different consequences followed infants' reaching toward an unfamiliar object depending on the particular maternal facial expression. During the training phases, a joyful facial expression signaled positive reinforcement for the infant reaching for an ambiguous object, whereas a fearful expression signaled aversive stimulation for the same response. Baseline and extinction conditions were implemented as controls. Mothers' expressions acquired control over infants' approach behavior for all participants. All participants ceased to show discriminated responding during the extinction phase. The results suggest that 4- and 5-month-old infants can learn social referencing via discrimination training.  相似文献   
46.
The election of the first African‐American President of the United States, Barack Obama, has been widely recognised as an extraordinary milestone in the history of the United States and indeed the world. With the use of a discursive psychological approach combined with central theoretical principles derived from social identity and self‐categorisation theories, this paper analyses a corpus of speeches Obama delivered during his candidacy for president to examine how he attended to and managed his social identity in his political discourse. Building on a social identity model of leadership, we examine specifically how Obama mobilises political support and social identification by building an identity for himself as a prototypical representative of the American people, notwithstanding the protracted public debate within both the White and Black American communities that had questioned and contested Obama's identity. Moreover, we demonstrate how Obama managed the dilemmas around his identity by actively crafting an in‐group identity that was oriented to an increasingly socially diverse America—a diversity that he himself exemplified and embodied as a leader. As an ‘entrepreneur’ of identity, Obama's rhetorical project was to position himself as an exceptional leader, whose very difference was represented as ‘living proof’ of the widely shared collective values that constitute the ‘American Dream’. Drawing on social identity complexity theory, we suggest that by providing more inclusive and complex categories of civic and national identity, Obama's presidency has the potential to radically transform what it means to be a prototypical in‐group member in America. Copyright © 2012 John Wiley & Sons, Ltd.  相似文献   
47.
Bringing evidence based programs to scale was a major initial impetus for the development of the Interactive Systems Framework for Dissemination and Implementation (ISF). The ISF demonstrates the importance of the Support System in facilitating the uptake of innovations in the community (the Delivery System). Two strategies that members of the Support System commonly use are training‐of‐trainers (TOT) models and technical assistance (TA). In this article, we focus on the role of the Support System in bringing evidence‐based programs (EBPs) to scale in the Delivery System using a case example, with special attention on two strategies employed by Support Systems—trainingoftrainers (TOT) and proactive technical assistance. We then report on findings from a case example from the Promoting Science Based Approaches to Teen Pregnancy Prevention project that furthers our conceptualization of these strategies and the evidence base for them. We also report on the limitations in the literature regarding research on TOTs and proactive TA and provide suggestions for future research on TOTs and proactive TA that will enhance the science and practice of support in the ISF. Special Issue: Advances in Bridging Research and Practice Using the Interactive System Framework for Dissemination and Implementation; Guest Editors: Abraham Wandersman, Paul Flaspohler, Catherine A. Lesesne, Richard Puddy; Action Editor: Emilie Phillips Smith  相似文献   
48.
Combat-exposed military personnel from the wars in Iraq and Afghanistan report high rates of PTSD and associated psychiatric problems. A formidable body of research supports exposure therapy as a front-line intervention for PTSD; however, relative to studies of civilians, fewer investigations have evaluated the effectiveness of exposure therapy using military samples. Specifically, barriers to care (e.g., stigma associated with receiving mental health services ) may compromise utilization of evidence-based psychotherapy. As such, researchers have argued that veterans with PTSD may require an integrated and innovative approach to the delivery of exposure techniques. This paper presents the rationale for and preliminary data from an ongoing clinical trial that compares the home-based telehealth (HBT) application of a brief, behavioral treatment (Behavioral Activation and Therapeutic Exposure; BA-TE) for veterans with PTSD to the standard, in-person application of the same treatment. Forty OIF/OEF veterans with PTSD and MDD were consented, enrolled, and randomized to condition (BA-TE in-person, or BA-TE HBT) and symptoms of anxiety and depression were assessed at pre- and posttreatment. Participants in both conditions experienced reductions in depression, anxiety, and PTSD symptoms between pre- and posttreatment, suggesting that HBT application of an integrated PTSD treatment may be feasible and effective.  相似文献   
49.
While the public debate on whether to apologise to the Stolen Generations ended on 13 February, 2008, public opinion was still divided, reflected particularly in the arguments against apologising that were common in political and public discourse. We examine the ways in which differing arguments can be flexibly deployed and combined within a political context to not just resist, but also to support, an act of reparation for historical injustice. In particular, we consider how Rudd makes use of specific rhetorically self‐sufficient arguments to justify offering the apology; precisely the same arguments that had previously been used by political leaders and members of the public to oppose the apology. It is the use of such arguments in combination with each other and additional common tropes drawn from egalitarian and liberal discourse that allow for the building of a rhetorically powerful case for offering the apology. Rather than the traditional focus of such research on the ways in which racism is accomplished in talk, we suggest that Rudd's apology to the Stolen Generations can be seen as a practical tool‐kit for building an “anti‐racist” rhetoric in the context of Indigenous and non‐Indigenous relations in Australia.  相似文献   
50.
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