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41.
Low lead and cadmium levels and childhood visual-perception development   总被引:4,自引:0,他引:4  
This study investigated possible relationships of lead and cadmium levels to childhood visual-perceptual development. Hair-metal concentrations of lead and cadmium were analyzed in 25 children who were having learning problems. They were also administered the Bender Visual-motor Gestalt Test. Lead and cadmium levels correlated significantly and negatively with age-deviations of Bender errors. A continuing reexamination of lead and cadmium levels is needed because levels previously thought harmless may be associated with decrements in childhood visual-perceptual development.  相似文献   
42.
This study evaluated a contingency management (CM) program in a drug court. Gift certificates for compliance were delivered at 4‐ to 6‐week intervals (total value = $390.00). Participants in one condition earned gift certificates that escalated by $5.00 increments. Participants in a second condition began earning higher magnitude gift certificates, and the density of reinforcement was gradually decreased. No main effects of CM were detected, which appears to be attributable to a ceiling effect from the intensive contingencies already delivered in the drug court and the low density of reinforcement. Preplanned interaction analyses suggested that participants with more serious criminal backgrounds might have performed better in the CM conditions. This suggests that CM programs may be best suited for more incorrigible drug offenders.  相似文献   
43.
I develop a phenomenological account of racialized encounters with works of art and film, wherein the racialized viewer feels cast as perpetually past, coming “too late” to intervene in the meaning of her own representation. This points to the distinctive role that the colonial past plays in mediating and constructing our self‐images. I draw on my experience of three exhibitions that take Muslims and/or Arabs as their subject matter and that ostensibly try to interrupt or subvert racialization while reproducing some of its tropes. My examples are the Jean‐Joseph Benjamin‐Constant exhibition at the Montreal Museum of Fine Arts (2015), the exposition Welten der Muslime at the Ethnologisches Museum in Berlin (2011–2017), and a sculpture by Bob and Roberta Smith at the Leeds City Art Gallery, created in response to the imperial power painting, General Gordon's Last Stand, that is housed there. My interest is in how artworks contribute to the experience of being racialized in ways that not only amplify the circulation of images but also constitute difficult temporal relations to images. Drawing on Frantz Fanon's Black Skin, White Masks, I argue that such racialized images are temporally gluey, or stuck, so that we are weighted and bogged down by them.  相似文献   
44.
According to perceived-deterrence theory, the likelihood that an offender will engage in drug use or illegal activity is influenced by the perceived certainty of being detected for infractions or recognized for accomplishments, the perceived certainty of receiving sanctions for infractions or rewards for accomplishments, and the anticipated magnitude of the sanctions and rewards. This study evaluated drug court participants' perceived deterrence at monthly intervals during their enrollment in drug court. Exploratory cluster analysis (N=255) on the longitudinal scores yielded five subtypes of drug offenders characterized either by consistently elevated perceived-deterrence scores, consistently moderate scores, consistently low scores, increasing scores, or decreasing scores. The best outcomes were associated with consistently elevated scores, whereas the worst outcomes were associated with scores that declined over time as the participants became accustomed to the program. The clusters also differed in predicted directions on demographic variables. The correlational design does not permit inferences of causality; however, the results lend credence to perceived deterrence as a potential explanatory mechanism for the effects of drug courts.  相似文献   
45.
Researchers from across the social sciences have found consistent deviations from the predictions of the canonical model of self-interest in hundreds of experiments from around the world. This research, however, cannot determine whether the uniformity results from universal patterns of human behavior or from the limited cultural variation available among the university students used in virtually all prior experimental work. To address this, we undertook a cross-cultural study of behavior in ultimatum, public goods, and dictator games in a range of small-scale societies exhibiting a wide variety of economic and cultural conditions. We found, first, that the canonical model - based on self-interest - fails in all of the societies studied. Second, our data reveal substantially more behavioral variability across social groups than has been found in previous research. Third, group-level differences in economic organization and the structure of social interactions explain a substantial portion of the behavioral variation across societies: the higher the degree of market integration and the higher the payoffs to cooperation in everyday life, the greater the level of prosociality expressed in experimental games. Fourth, the available individual-level economic and demographic variables do not consistently explain game behavior, either within or across groups. Fifth, in many cases experimental play appears to reflect the common interactional patterns of everyday life.  相似文献   
46.
This study examined the efficacy of corrected feedback for improving consent recall throughout the course of an ongoing longitudinal study. Participants (N = 135) were randomly assigned to either a corrected feedback or a no-feedback control condition. Participants completed a consent quiz 2 weeks after consenting to the host study and at months 1, 2, and 3. The corrected feedback group received corrections to erroneous responses and the no-feedback control group did not. The feedback group displayed significantly greater recall overall and in specific content areas (i.e., procedures, protections, risks/benefits). Results support the use of corrected feedback for improving consent recall.  相似文献   
47.
We examined the efficacy of including a research intermediary (RI) during the consent process in reducing participants' perceptions of coercion to enroll in a research study. Eighty-four drug court clients being recruited into an ongoing study were randomized to receive a standard informed consent process alone (standard condition) or with an RI (intermediary condition). Before obtaining consent, RIs met with clients individually to discuss remaining concerns. Findings provided preliminary evidence that RIs reduced client perceptions that their participation might influence how clinical and judicial staff view them. This suggests that using RIs may improve participant autonomy in clinical studies.  相似文献   
48.
The authors examined the phenomenology of bibliotherapy and its effects in changing preservice teachers' punitive attitudes toward children. Participants (N = 29) were enrolled in a university course (Introduction to Emotional Disturbance). Five books by Torey Hayden, autobiographical accounts of teaching and building relationships with students with emotional and behavioral disorders, were read and discussed within the framework of group bibliotherapy. Participants completed a self-report rating form measuring their tendency toward punitiveness during the first and last weeks of the 15-week semester. Participants also completed a questionnaire measuring the bibliotherapeutic impact of reading Hayden's texts, and they kept journals about the experience of reading Hayden. Comparison of the group's pre- and post-measures on punitiveness showed a small, albeit significant decrease in punitiveness; decreased punitiveness was associated with the therapeutic impact of reading Hayden. Phenomenological analysis of the participants'journal entries revealed that the structure of the experience of reading Hayden was one of identification with the protagonist, leading to emotional and cognitive learning.  相似文献   
49.
This article examines the conceptual and practice relationship between medical family therapy (MedFT) and its parent field, family therapy, with MedFT viewed as the extension of relational sense‐making and understanding into a specific venue; that of medicine. The extension of this relational meaning system into medicine is typified by the ability of the therapist to negotiate and connect three main areas of conceptual difference that often account for conflictual relationships between mental and biomedical healthcare providers: (i) patient and provider conceptualizations of issues and goals, (ii) linear and circular understanding of issues and goals and (iii) consultative and expert positions on issues and goals. Two case examples are offered to describe how these three areas of tension are reconciled in practice.  相似文献   
50.
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