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171.
Ronald Neufeldt Michael H. Fisher Alan Lowenschuss R. Blake Michael Jennifer B. Saunders Will Sweetman Jason D. Fuller Christopher Key Chapple M. Whitney Kelting Heidi Pauwels D. Dennis Hudson Kate Romanoff Thomas Forsthoefel Sonya L. Jones Frank J. Korom Kathleen D. Morrison 《International Journal of Hindu Studies》1999,3(1):83-107
172.
Photo-elicitation is a qualitative interview technique where researchers solicit responses, reactions, and insights from participants by using photographs or other images as stimuli. Images can be researcher-generated or participant-generated and each has particular benefits and challenges. Though not new, the use of images within criminology is an underused technique. In this paper we advocate the use of photo-elicitation techniques suggesting that they offer a powerful addition to standard data collection and presentation techniques. In making our case, we draw on our experiences from an 18-month long photo-ethnography of people living in rural Alabama who use methamphetamine. The ethnography consisted of formal interviews and informal observations with 52 participants and photography of 29 of them. While we draw on our overall experiences from the project we focus specifically on the photographs generated by, and taken of, one key participant—Alice. We demonstrate the benefits and challenges of using photo elicitation interviews with vulnerable individuals such as Alice, by considering themes such as representation, empowerment and emotionality. Additionally, we highlight the practical and ethical issues that confront researchers who incorporate the visual into their research. 相似文献
173.
Árni Kristjánsson Pétur Rúnar Heimisson Gunnar Freyr Róbertsson David Whitney 《Attention, perception & psychophysics》2013,75(7):1323-1329
Views of natural scenes unfold over time, and objects of interest that were present a moment ago tend to remain present. While visual crowding places a fundamental limit on object recognition in cluttered scenes, most studies of crowding have suffered from the limitation that they typically involved static scenes. The role of temporal continuity in crowding has therefore been unaddressed. We investigated intertrial effects upon crowding in visual scenes, showing that crowding is considerably diminished when objects remain constant on consecutive visual search trials. Repetition of both the target and distractors decreases the critical distance for crowding from flankers. More generally, our results show how object continuity through between-trial priming releases objects that would otherwise be unidentifiable due to crowding. Crowding, although it is a significant bottleneck on object recognition, can be mitigated by statistically likely temporal continuity of the objects. Crowding therefore depends not only on what is momentarily present, but also on what was previously attended. 相似文献
174.
175.
Forty-four preschoolers completed 2 conditions of a Stroop-like procedure (e.g., saying “boat” for car and “car” for boat) that differed in whether a 3-s delay was imposed before responding. The test card was visible during the delay period for half of the children and occluded for the other children. Preschoolers’ interference control was significantly improved in the delay condition. There was no difference between the two delay variants (test card visible or occluded). Children were more prone to interference as testing progressed regardless of whether the delay was present. These results suggest that delays effectively reduce interference by reducing the potency of the competing response during test trials, although memory demands may moderate the effectiveness of delays. 相似文献
176.
Whitney I. Mattson Naomi V. Ekas Brittany Lambert Ed Tronick Barry M. Lester Daniel S. Messinger 《Infant behavior & development》2013
In infants, eye constriction—the Duchenne marker—and mouth opening appear to index the intensity of both positive and negative facial expressions. We combined eye constriction and mouth opening that co-occurred with smiles and cry-faces (respectively, the prototypic expressions of infant joy and distress) to measure emotional expression intensity. Expression intensity and heart rate were measured throughout the face-to-face/still-face (FFSF) in a sample of infants with prenatal cocaine exposure who were at risk for developmental difficulties. Smiles declined and cry-faces increased in the still-face episode, but the distribution of eye constriction and mouth opening in smiles and cry-faces did not differ across episodes of the FFSF. As time elapsed in the still face episode potential indices of intensity increased, cry-faces were more likely to be accompanied by eye constriction and mouth opening. During cry-faces there were also moderately stable individual differences in the quantity of eye constriction and mouth opening. Infant heart rate was higher during cry-faces and lower during smiles, but did not vary with intensity of expression or by episode. In sum, infants express more intense negative affect as the still-face progresses, but do not show clear differences in expressive intensity between episodes of the FFSF. 相似文献
177.
178.
Cara DiYanni Deniela Nini Whitney Rheel Alicia Livelli 《Journal of cognition and development》2013,14(3):354-371
This study explores connections between 3-, 4-, and 5-year-olds’ performance in theory-of-mind tasks, their performance on an assessment of selective trust, and their decisions to (not) imitate the questionable tool choices of an adult model. The prediction was that all the tasks would be related, with improvements in theory of mind and selective trust leading children to be less likely to imitate a model who could be construed as deceptive or unreliable. Controlling for age, we found a positive correlation between false-belief understanding and selective trust but no relation between theory of mind and tool choices. Unexpectedly, children who were more discriminatory in their trust were more likely to imitate. Possible explanations for children's reasoning are discussed. 相似文献
179.
A substantial amount of research has suggested that adolescents' attitudes and behaviors are influenced by peers; however, little is known regarding adolescents' individual variability, or susceptibility, to peer influence. In this study, a performance-based index from an experimental paradigm was used to directly measure adolescents' susceptibility to peers. A total of 36 adolescent boys participated in a "chat room" experiment in which they ostensibly were exposed to deviant or risky social norms communicated either by high-peer-status (i.e., popular, well-liked) or low-peer-status (i.e., unpopular, disliked) grade mates who actually were electronic confederates. Changes in adolescents' responses before and after exposure to peer norms were used as a measure of peer influence susceptibility. These same adolescents completed a questionnaire assessment at the study outset and again 18 months later to assess their actual engagement in deviant behavior and their perceptions of their best friend's engagement in deviant behavior. Only among adolescents with high levels of susceptibility to high-status peers was a significant longitudinal association revealed between their best friend's baseline deviant behavior and adolescents' own deviant behavior 18 months later. Findings support the predictive validity of a performance-based susceptibility measure and suggest that adolescents' peer influence susceptibility may generalize across peer contexts. 相似文献
180.
We present two experiments exploring whether individuals would be persuaded to imitate the intentional action of an adult model whose actions suggest that the correct way to complete a task is with an inefficient tool. In Experiment 1, children ages 5–10 years and a group of adults watched an adult model reject an efficient tool in favor of one that was inefficient, but claim it was “made for” the task. Results indicated low rates of imitation of the model’s intentional choice until 9 and 10 years of age. In Experiment 2, children ages 3–11 years again watched a model reject a functional tool in favor of a nonfunctional one. This time, the demonstration took place on video. For half of the participants, the model from the video was present to offer a choice between the two tools (high-pressure condition), and for the other half, she was absent (low-pressure condition). Children also completed a social desirability questionnaire to explore relationships between imitation choices and personality. Results indicated that rates of imitation were associated with higher scores on the social desirability scale among children ages 3–7 years. Among 8- to 11-year-olds – and especially among 9- and 10-year-olds – the decision to copy the model’s intentional choice was more likely when the model was present than when she was absent. The findings reveal the contributions of age, personality, and social pressure to differences in imitation. 相似文献