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1.
Given that gestures may provide access to transitions in cognitive development, preschoolers' performance on standard tasks was compared with their performance on a new gesture false belief task. Experiment 1 confirmed that children (N=45, M age=54 months) responded consistently on two gesture tasks and that there is dramatic improvement on both the gesture false belief task and a standard task from ages 3 to 5. In 2 subsequent experiments focusing on children in transition with respect to understanding false beliefs (Ns=34 and 70, M age=48 months), there was a significant advantage of gesture over standard and novel verbal-response tasks. Iconic gesture may facilitate reasoning about opaque mental states in children who are rapidly developing concepts of mind.  相似文献   

2.
A nonverbal false belief task: the performance of children and great apes   总被引:9,自引:0,他引:9  
A nonverbal task of false belief understanding was given to 4- and 5-year-old children (N = 28) and to two species of great ape: chimpanzees and orangutans (N = 7). The task was embedded in a series of finding games in which an adult (the hider) hid a reward in one of two identical containers, and another adult (the communicator) observed the hiding process and attempted to help the participant by placing a marker on the container that she believed to hold the reward. An initial series of control trials ensured that participants were able to use the marker to locate the reward, follow the reward in both visible and invisible displacements, and ignore the marker when they knew it to be incorrect. In the crucial false belief trials, the communicator watched the hiding process and then left the area, at which time the hider switched the locations of the containers. When the communicator returned, she marked the container at the location where she had seen the reward hidden, which was incorrect. The hider then gave the subject the opportunity to find the sticker. Successful performance required participants to reason as follows: the communicator placed the marker where she saw the reward hidden; the container that was at that location is now at the other location; so the reward is at the other location. Children were also given a verbal false belief task in the context of this same hiding game. The two main results of the study were: (1) children's performance on the verbal and nonverbal false belief tasks were highly correlated (and both fit very closely with age norms from previous studies), and (2) no ape succeeded in the nonverbal false belief task even though they succeeded in all of the control trials indicating mastery of the general task demands.  相似文献   

3.
Peterson CC 《Child development》2002,73(5):1442-1459
Theory-of-mind concepts in children with deafness, autism, and normal development (N = 154) were examined in three experiments using a set of standard inferential false-belief tasks and matched sets of tasks involving false drawings. Results of all three experiments replicated previously published findings by showing that primary school children with deafness or autism, aged 6 to 13 years, scored significantly lower than normal-developing 4-year-old preschoolers on standard misleading-container and unseen-change tests of false-belief understanding. Furthermore, deaf and autistic children generally scored higher on drawing-based tests than on corresponding standard tests and, on the most challenging of the false-drawing tests in Experiment 2, they significantly outperformed the normal-developing preschoolers by clearly understanding their own false intentions and another person's false beliefs about an actively misleading drawing. In Experiment 3, preschoolers outperformed older deaf and autistic children on standard tasks, but did less well on a task that required the drawing of a false belief. Methodological factors could not fully explain the findings, but early social and conversational experiences in the family were deemed likely contributors.  相似文献   

4.
In two studies, we compared young children's performance on three variations of a nonverbally presented calculation task. The experimental tasks used the same nonverbal mode of presentation but were varied according to response type: (1) putting out disks (nonverbal production); (2) choosing the correct number of disks from a multiple-choice array (nonverbal recognition); and (3) giving a number word (verbal production). The verbal production task required children to map numerosities onto the conventional number system while the nonverbal production and nonverbal recognition tasks did not. Study 1 showed that the performance of 3-, 4- and 5-year-old middle-income children (N = 72) did not vary with the type of response required. Children's answers to nonverbally presented addition and subtraction problems were available in both verbal and nonverbal forms. In contrast. Study 2 showed that low-income children (3- and 4-year-olds; N = 48) performed significantly better on both nonverbal response type tasks than on the verbal response type task. Analysis of individual data indicated that a number of the low-income children were successful on the completely nonverbal calculation tasks, even though they had difficulty with verbal counting (i.e., set enumeration and cardinality). The findings suggest that the ability to calculate does not depend on mastery of conventional symbols of arithmetic.  相似文献   

5.
The present research investigated the link between perceived event memorability and false-event rejection. In 2 studies, event salience, plausibility, and recency were manipulated. Study 1 showed that high-salience events elicited higher memorability ratings than low-salience events for 5-, 7-, 9-year-olds and adults. Plausibility and recency affected only 9-year-olds' and adults' judgments. Study 2 demonstrated that younger versus older children and adults were less likely to reject false events, and that older children and adults were more likely to reject false events based on salience than were younger children. High-recency false events were more likely to be rejected than low-recency false events. Consistent with prediction, recency moderated the effect of salience. The development of metamemorial awareness and rejection strategies is discussed.  相似文献   

6.
Joan Peskin 《Child development》1996,67(4):1735-1751
This study examined children's understanding of pretense and deception in folktales in which a villam deceives his victim by pretending to be someone else. In Experiment 1, the 3-year-olds distinguished the real from the pretend persona, but neither understood the victim's false belief nor predicted that the villain would perpetrate the unwelcome act. In Experiment 2, revealing the villainous action facilitated 3-year-olds' predictions of this action during a retelling of the stories, but did not improve subjects' understanding of the victim's false belief. In Experiment 3, although the tasks were further refined to reduce the possibility of misinterpretation, 3-year-olds again did not follow the deception. The results are discussed in relation to 3-year-olds' difficulties with deceptive appearances and their understanding of acting-as-if in pretense.  相似文献   

7.
本研究采用了实验的方法,以言语、非言语性任务,意外转移与表征变化任务为变量,考察了不同语言能力的88名3-4岁幼儿的错误信念理解能力。研究结果发现,降低错误信念任务对语言能力的要求并不能改变幼儿在错误信念理解上的年龄特征;在3岁和4岁两个年龄组中,语言能力超常的幼儿在各项实验任务上的表现均好于语言能力一般的幼儿。  相似文献   

8.
Theory of mind and self-control: more than a common problem of inhibition   总被引:14,自引:0,他引:14  
Perner J  Lang B  Kloo D 《Child development》2002,73(3):752-767
This study tested the theory that advances on theory-of-mind tasks and on executive function tasks show a strong correlation because the typically used theory-of-mind tasks pose the same executive demands. In Experiment 1 with fifty-six 3- to 6-year-old children, performance on the dimensional change card-sorting task as an executive function task was correlated with performance on the usual false-belief prediction task, r = .65, and the false-belief explanation task, r = .65, as measures of theory-of-mind development. Because the explanation version of the false-belief test is supposed to be free of the alleged executive demands inherent in the prediction version, the equally strong correlation with the executive function task suggests that this correlation cannot be due to common executive demands. In Experiment 2, the basic finding of Experiment 1 was replicated on another sample of 73 children, ages 3 to 5.5 years. The need for new theories to explain the developmental link between theory of mind and executive function development is discussed, and some existing candidates are evaluated.  相似文献   

9.
10.
On belief-desire reasoning tasks, children first pass tasks involving true belief before those involving false belief, and tasks involving positive desire before those involving negative desire. The current study examined belief-desire reasoning in participants old enough to pass all such tasks. Eighty-three 6- to 11-year-olds and 20 adult participants completed simple, computer-based tests of belief-desire reasoning, which recorded response times as well as error rates. Both measures suggested that, like young children, older children and adults find it more difficult to reason about false belief and negative desires than true beliefs and positive desires. It is argued that this developmental continuity is most consistent with either executive competence or executive performance accounts of the development of belief-desire reasoning.  相似文献   

11.
Meta-analysis of theory-of-mind development: the truth about false belief   总被引:58,自引:0,他引:58  
Research on theory of mind increasingly encompasses apparently contradictory findings. In particular, in initial studies, older preschoolers consistently passed false-belief tasks-a so-called "definitive" test of mental-state understanding-whereas younger children systematically erred. More recent studies, however, have found evidence of false-belief understanding in 3-year-olds or have demonstrated conditions that improve children's performance. A meta-analysis was conducted (N = 178 separate studies) to address the empirical inconsistencies and theoretical controversies. When organized into a systematic set of factors that vary across studies, false-belief results cluster systematically with the exception of only a few outliers. A combined model that included age, country of origin, and four task factors (e.g., whether the task objects were transformed in order to deceive the protagonist or not) yielded a multiple R of .74 and an R2 of .55; thus, the model accounts for 55% of the variance in false-belief performance. Moreover, false-belief performance showed a consistent developmental pattern, even across various countries and various task manipulations: preschoolers went from below-chance performance to above-chance performance. The findings are inconsistent with early competence proposals that claim that developmental changes are due to tasks artifacts, and thus disappear in simpler, revised false-belief tasks; and are, instead, consistent with theoretical accounts that propose that understanding of belief, and, relatedly, understanding of mind, exhibit genuine conceptual change in the preschool years.  相似文献   

12.
The present study investigated relationships among false belief, emotion understanding, and social skills with 60 3- to 5-year-olds (29 boys, 31girls) from Head Start and two other preschools. Children completed language, false belief, and emotion understanding measures; parents and teachers evaluated children's social skills. Children's false belief performance related to their understanding of their friend's emotions and to teacher's ratings of social skills. Aspects of emotion understanding related to social skills. Head Start (n =30) and non-Head Start preschoolers (n = 30) performed similarly on social skills and emotion understanding measures, however, non-Head Start children performed significantly better on false belief tasks than Head Start children. Results demonstrate the importance of including diverse groups of children in studies of social cognition.  相似文献   

13.
The present study investigated relationships among false belief, emotion understanding, and social skills with 60 3- to 5-year-olds (29 boys, 31girls) from Head Start and two other preschools. Children completed language, false belief, and emotion understanding measures; parents and teachers evaluated children's social skills. Children's false belief performance related to their understanding of their friend's emotions and to teacher's ratings of social skills. Aspects of emotion understanding related to social skills. Head Start (n =30) and non-Head Start preschoolers (n = 30) performed similarly on social skills and emotion understanding measures, however, non-Head Start children performed significantly better on false belief tasks than Head Start children. Results demonstrate the importance of including diverse groups of children in studies of social cognition.  相似文献   

14.
In 2 studies, 3- and 4-year-old children's ability to reason about the relation between mental representations and reality was examined. In the first study, children received parallel false belief and "false" imagination tasks. Results revealed that children performed better on imagination tasks than on belief tasks. The second study demonstrated that, when various alternative explanations for better performance on the imagination task were controlled for, children still performed significantly better when reasoning about another person's imagination than when reasoning about another person's belief. These findings suggest that children's understanding that mental representations can differ from reality may emerge first with respect to representations that do not purport to represent reality truthfully.  相似文献   

15.
Abstract reasoning is critical for science and mathematics, but is very difficult. In 3 studies, the hypothesis that alternatives generation required for conditional reasoning with false premises facilitates abstract reasoning is examined. Study 1 (n = 372) found that reasoning with false premises improved abstract reasoning in 12- to 15-year-olds. Study 2 (n = 366) found a positive effect of simply generating alternatives, but only in 19-year-olds. Study 3 (n = 92) found that 9- to 11-year-olds were able to respond logically with false premises, whereas no such ability was observed in 6- to 7-year-olds. Reasoning with false premises was found to improve reasoning with semiabstract premises in the older children. These results support the idea that alternatives generation with false premises facilitates abstract reasoning.  相似文献   

16.
Seriation, conservation, and theory of mind abilities were examined in individuals with autism ( N = 16), mental retardation ( N = 16), and in normally developing children ( N = 16). Seriation tasks included seriation of tubes, blocks, and flat squares. Conservation tasks included conservation of area, number, substance, quantity, and weight. Theory of mind tasks involved predicting false belief and understanding value and fact beliefs. Participants with autism performed better than participants with mental retardation on seriation, while no differences emerged between these groups on conservation and false belief. Individuals with autism performed less well than individuals with mental retardation on the value and fact belief tasks; however, when verbal ability was held as a covariant, the difference was no longer significant. Normally developing children performed better than the other two groups on all tasks. These results suggest that autism does not involve a specific impairment in theory of mind and that theory of mind deficits are not unique to autism.  相似文献   

17.
Intuitive theories are defined as coherently interrelated systems of concepts that generate explanations and predictions in a particular domain of experience. 2 studies tested whether the child's theory of mind can be characterized as an intuitive theory. In Study 1, 3-year-old children who did not pass a false belief pretest were trained in 2 groups: (1) on the concept of belief, or (2) on the related concepts of desire and perception. Training took place over 2 weeks, with children given mental state tasks and receiving feedback according to their performance. Both training groups showed improved false belief performance on the posttest, compared to a control group trained on number conservation. This result is interpreted as demonstrating coherence in the child's theory of mind. In Study 2, these findings were repeated and expanded: training on belief as well as training on desire and perception resulted in improved performance on a variety of standard theory of mind posttests. Results are discussed with respect to competing theories of children's intuitive psychological knowledge.  相似文献   

18.
In 3 studies we investigated 3- through 6-year-olds' knowledge of thinking and feeling by examining their understanding of how emotions can change when memories of past sad events are cued by objects in the current environment. In Study 1, 48 4-, 5-, and 6-year-olds were presented with 4 illustrated stories in which tocal characters experience minor sad events. Later, each story character encounters a visual cue that is related to one of his or her previous sad experiences. Children were told that the character felt sad and they were asked ot explain why. Study 1 suggested considerable competence as well as substantial development in the years between 4 and 6 in the understandings of the influence of mental activity on emotions. Studies 2 and 3 more systematically explored preschoolers' understanding of cognitive cuing and emotional change with difterent types of situations and cues. Across these 2 studies, 108 3-, 4-, and 5-year-olds listened to illustrated stories that featured story characters who each experienced a sad event and swho were later exposed to a related cue. Children were not only asked to explain why the characters suddenly felt sad, but in some stories, they were also asked to predict and explain how another character, who was never at the past sad event, would feel. Results of studies 2 and 3 showed an initial understanding of cognitive cuing and emotion in some children as young as 3, replicated and extended the evidence for significant developmental changes in that understanding during the preschool years, and revealed that the strenght and consistency of preschoolers' knowledge of cognitive cuing and emotion was affected by whether cues were the sme, or only similar to, parts of the earlier events.  相似文献   

19.
Lutz DJ  Keil FC 《Child development》2002,73(4):1073-1084
Two studies with 3-, 4-, and 5-year-olds (N = 104) examined whether young children can differentiate expertise in the minds of others. Study 1 revealed that all children in the sample could correctly attribute observable knowledge to familiar experts (i.e., a doctor and a car mechanic). Further, 4- and 5-year-olds could correctly attribute knowledge of underlying scientific principles to the appropriate experts. In contrast, Study 2 demonstrated that 3-, 4-, and 5-year-olds have difficulty making attributions of knowledge of scientific principles to unfamiliar experts. A computational analysis in Study 3 indicated that 4- and 5-year-olds' successes on the first two studies could not be attributed to the way in which words co-occur in discourse. Overall, these studies showed that young children have a sense of the division of cognitive labor, albeit fragile.  相似文献   

20.
This study describes the development of social reasoning in school-age children. An irony task is used to assess 5-, 7-, and 9-year-olds' (N= 72) and adults' (N= 24) recursive understanding of others' minds. Guttman scale analysis demonstrates that in order to understand a speaker's communicative intention, a child needs to recognize the speaker's belief, the detection of which depends on the ability to identify the discrepancy between the intended and the expressed meaning. Only children who understand these aspects of mind are able to reflect on the speaker's attitude. Theory of mind and language ability make unique contributions to children's interpretation of irony over and above the impact of age and memory, but attunement to expressive prosody does not.  相似文献   

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