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11.
Four interaction-perception perspectives of the fictitious target of a double-bind conflict were provided by four groups of subjects. The perspectives included perceptions of a daughter about herself and her father (the double-bind source), and her estimates of his perceptions of both himself and her. As predicted, the target saw herself as weak but “good”, and as cooperative and highly frustrated, while attributing all the opposite characteristics to the source, who was seen as strong but “bad”, and uncooperative and not frustrated. Further, it was found that she believed he saw himself as strong and very good, but frustrated and moderately cooperative. These observations are consistent with a hypothesis that double-bind experiences result in frustration and mixed feelings toward one's self and the source of the dilemma. It was also concluded that the target's belief that her father would not recognize her weakness, nor her cooperativeness, nor her frustration, and would disinterestedly evaluate her as neither good nor bad resulted from the inconsistent and contradictory communications which had contributed to the double bind.  相似文献   
12.
Rats received either partial reward (PR) or partial delay (PD) in acquisition with one, two, or three delay or nonreward trials followed by an immediately rewarded trial or one delay or nonreward trial followed by an immediately rewarded trial. These four groups were then split in half and given either continuous delay or continuous nonreward (extinction) in a “response persistence” phase. In addition, two continuously reinforced groups, one experiencing continuous delay, and the other experiencing extinction were included. The results showed that response persistence was greater when PD groups were given continuous delay rather than extinction, but the opposite was true for PR groups. The “length” (1, 2, or 3 versus 1 nonreward or delay trial) also transferred to the response persistence phase with the length 1, 2, and 3 conditions being more persistent than the 1 length conditions. The results were discussed with respect to theoretical notions of response persistence.  相似文献   
13.
In the first experiment rats experienced large or small magnitude of negative reinforcement (shock reduction) in a straight alley. Half of the subjects in each magnitude group received continuous reinforcement, and the other half received a 50% partial reinforcement schedule (nonreinforcement consisting of no shock reduction in the goal box). In extinction the groups were ordered: large partial > small-partial > small-continuous > large-continuous. In the second experiment rats received large, small and nonreinforcement in various sequences using the runway-negative reinforcement procedure and were ordered: SNL>LNL>SNL>LNS in resistance to extinction (letters represent the magnitudes in the sequence experienced in acquisition). The results of these experiments indicate a commality between positive and negative reinforcement with respect to behavioral phenomena and theoretical accounts of those phenomena.  相似文献   
14.
Abstract

Seven years after the bombing of the Murrah Federal Building in Oklahoma City, 34 individuals affiliated with various organizations were interviewed about their experiences in providing disaster mental health services to victims and the community. Their perspectives elucidated the importance of preparedness, training and education, local control, interagency cooperation, and psychosocial support for providers. Significant conflicts emerged among providers about credentials, referrals, the quality of services provided, and the appropriateness, in this context, of basing services solely on a crisis counseling model. The lack of ongoing needs assessment or evaluation data further fueled the debates. On the basis of the findings, the authors outline several recommendations for planning mental health responses to future terrorist attacks.  相似文献   
15.
This study explored television viewing of the September 11 attacks in 99 survivors of the Oklahoma City bombing and examined the relationships of event-related television viewing with concerns about safety and danger in survivors with and without bombing-related posttraumatic stress disorder. The number of hours of viewing September 11 television coverage was related to worry about personal and family danger and to increased checking on loved ones but not to September 11–related posttraumatic responses. Some bombing survivors discontinued September 11 media contact due to fear. The findings suggest the importance of monitoring television viewing in survivors of prior incidents.  相似文献   
16.
Four experiments are reported which demonstrate the importance of the reinstatement of retrieval cues in partial-reinforcement experiments using spaced trials. Reinstatement occurs when the goalbox and startbox are of the same brightness (gray). Nonreinstatement occurs when the goalbox and startbox are of different brightnesses (black-and-white striped vs gray). Under reinstatement conditions, both a partial-reinforcement effect (PRE) and N-length effects were observed whether small reward or large reward was used. Under nonreinstatement conditions, a PRE was observed when large reward was used but not when small reward was used; N-length effects were not observed either with large or small reward. Finally, using a 24-hr intertrial interval, single alternation patterning was found only with a group receiving large reward, a long nonreward confinement duration, and reinstatement. These results are not consistent with the notion that massed and spaced trials are governed by separate mechanisms, and support an explanation of both massed and spaced trials based on E. J. Capaldi's sequential theory.  相似文献   
17.
The retention performance of independent groups of rats was examined at various intervals following one-trial passive avoidance training. Performance was good in the 30-sec, 15-min, 12-hr, 24-hr, and 36-hr group, while retention was significantly poorer between these peaks. Control experiments appear to rule out strictly performance factors related to footshock. These results suggest that some rhythmic internal (physiological) state of the organism may be a relevant condition for optimal retrieval—a state-dependent hypothesis.  相似文献   
18.
Forty subjects participated in a remote associates verbal learning task. Subjects were assigned to reward or feedback and positive or negative conditions in a 2 × 2 factorial design. Subjects in the various groups performed at significantly different levels with the positive reward group producing the most remote associates, folllowed, respectively, by the negative feedback, negative reward, and positive feedback groups. It was suggested that rewarding remote assocites results in relatively flat associative gradients, wherein the subject has ready access to all associates. Conversely, punishing common associates produces emotionality which reduces the response probability of remote associates, thus producing a relatively steep associative gradient. Extrapolations to Mednick's theory of creativity were made, suggesting that creativity is under environmental control.  相似文献   
19.
The cognitive and evaluative involvements of field dependence-independence in the processing of available information were examined in two experiments. In Experiment 1, ninety-six female undergraduates were assigned to field-dependent and field-independent conditions (via a median split on Embedded Figures Test scores). Half were given information about the trial of a man accused of attempted manslaughter that was suggestive of guilt; the other half received information suggestive of innocence. They were asked to indicate their confidence in the guilt or innocence of the defendant, and to recall arguments from the information they received. Field-dependent subjects were significantly more extreme in their confidence judgments, particularly in the exonerating conditions. They also showed nonsignificantly poorer recall. In Experiment 2, forty-eight subjects from Experiment 1 were given arguments biased in the opposite direction of their original sets. Field-dependent subjects were significantly more likely to shift their confidence judgments and report discomfort when the new information suggested innocence, and to underrecall new information when it suggested guilt. Field-dependent subjects again showed poorer recall. The results of both experiments were discussed in terms of their support for a field-dependence value bias and encoding deficiency.  相似文献   
20.
The present study investigated the effects of review on young children's memory for prose. Prose passages were parsed into three levels of thematic importance. Five groups (128-year-old children each) participated in three experimental sessions, with each session separated by 1 week. During the first session all subjects listened to two passages. One week later, subjects in four of the groups received differing review experiences. During the third session, delayed retention was assessed. The data are interpreted to indicate that the repetition of the original learning experience was the most effective review; however, immediate reproduction following initial exposure also significantly attenuated forgetting. All groups favored the central passage ideas in their delayed recalls, regardless of their review treatment. The potential benefits of an immediate test as a review exercise was suggested.  相似文献   
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