Exploring ‘theory of mind’ in people with schizophrenia

1996 ◽  
Vol 26 (3) ◽  
pp. 521-530 ◽  
Author(s):  
Christopher D. Frith ◽  
Rhiannon Corcoran

SynopsisMentalizing ability was studied in 46 symptomatic schizophrenic patients and 44 non-symptomatic controls. Subjects heard six stories and simultaneously were shown simple cartoon pictures depicting the action sequencing occurring in the stories. All the stories involved false belief or deception, so that it was necessary to infer the mental states of the characters in order to understand their behaviour. After each story, subjects were asked one memory/reality question (concerning an event in the story) and one question that depended on the ability to infer the mental state of one of the characters. Patients with paranoid delusions were impaired on the questions concerning mental states. Patients with behavioural signs (i.e. negative features or incoherence) were also impaired on the mental state questions, but this difficulty was associated with memory impairments. Patients with symptoms of passivity (e.g. delusions of control) and patients in remission did not differ from normal controls. These results are consistent with the hypothesis that certain of the positive symptoms of schizophrenia reflect an impairment in the ability to infer the mental states of others.

2020 ◽  
Author(s):  
louise phillips ◽  
Louisa Lawrie ◽  
Alexandre Schaefer ◽  
Min Hooi Yong

Older adults tend to have poorer mental state understanding (Theory of Mind, ToM) than their younger counterparts, including in both Western and Asian cultures. The current study aimed to directly investigate whether there are any cultural differences in the pattern of age effects on ToM tasks. Given evidence of cultural differences in the development of ToM across childhood, we predicted that older Asian adults would find the mental state tasks particularly resource-demanding. We used two ToM tests which made differing demands on updating multiple mental states (the false belief task) and applying social rules to mental state processing (the faux pas task). We also looked at the role of education, socioeconomic status, individualism versus collectivism and working memory (WM). A total of 298 participants from UK and Malaysia completed faux pas, false belief, and WM tasks. Results showed that interacting effects of age and culture were evident in faux pas detection, some aspects of false belief reasoning, and WM tasks, with older Malaysian participants performing poorly compared to the other groups. We also found that WM fully mediated age differences in ToM in the Malaysian sample. High levels of individualism were associated with poorer faux pas detection, but education and socioeconomic status did not explain additional variance in the ToM tasks. This pattern of results may reflect generational changes in the familiarity and cognitive load of explicit mental state attribution, along with cultural differences in the pace and nature of cognitive ageing.


2014 ◽  
Vol 13 (1) ◽  
pp. 103-119 ◽  
Author(s):  
Margalit Ziv ◽  
Marie-Lyne Smadja ◽  
Dorit Aram

Mothers and teachers play a pivotal role in promoting preschool children’s theory of mind. This study explored and compared mothers’ and teachers’ mental-state discourse during storybook reading with children, focusing on their use of mental terms and references to three mental-state aspects: false belief, mental causality, and different points of view. Participants were 60 mothers and their children, and 60 teachers and 300 preschoolers. Mothers read the book to one child and teachers read the same book to groups of 5 children. The book involved a central false-belief theme. Main findings revealed that mothers and teachers elaborated on book-related mental states. However, teachers’ discourse included more mental terms and more references to mental causality and different people’s perspectives. The findings suggest that reading books with rich mental-state contents encourages rich discourse on mental-state elements. Parents and teachers should be guided in how to use their unique knowledge and relationships with children to enrich their mediation of books’ mental-state aspects and discuss them with children.


2012 ◽  
Vol 37 (1) ◽  
pp. 21-28 ◽  
Author(s):  
Andreas Mayer ◽  
Birgit E. Träuble

The development of false belief understanding in Samoa was investigated in two studies testing more than 300 children. Children’s understanding was assessed with a change of location task. The results of study 1 suggest that Samoan children improve gradually and slowly, with no succeeding majority before 8 years of age. One third of the 10–13-year-olds still failed. Study 2 used a different translation among 55 children from 4–8 years of age and supports the former results. These findings speak for the cultural variability of theory of mind development and provide the first cross-cultural continuous survey on false belief understanding of children older than 5 years of age with a large sample in a place where mental states are no suitable object for conjecture.


Author(s):  
Devi Rusli ◽  
Dian Novita Ariani ◽  
Nurmina Nurmina ◽  
Rinaldi Rinaldi

Recently cases of harness which is conducted by children indicated that decrease capability of children understanding against other's mental states Children’s ability to grasp other’s mental states (theory of mind) is important in the context of socialization. Previous research has not investigated the duration in measuring the exposure of narrative media (children's movies on television), which is one of the impacts on the acquisition of ToM. The movie on television represents the relations between children and their mental state. This study aims to investigate the influence of exposure to children’s movies on television towards children's ToM acquisition among preschoolers. ToM was assessed using a ToM scale by Wellman and Liu, and exposure to children’s movies on television was measured with a questionnaire. The study has been conducted to 85 preschoolers ages 3–5 years old/36-71 months ((M = 4.88 SD = 0,683), with the involvement of their parents to fill the questionnaires. The result of this study shows that exposure to children's movies on television does not significantly influence children’s ToM. The strong relations between the two is considered false belief (FB) since the result of the study shows that.


Author(s):  
Alan M. Leslie

Knowledge of other minds poses a variety of unusual problems due to the peculiarly private nature of mental states. Some current views, impressed by the contrast between the apparently direct access we have to our own mental states and the inaccessibility of others’ mental states, argue that we understand the mental states of others by imagining that they are our own by ‘simulation’. Other current views propose that we infer both our own mental states and the mental states of others by employing a set of conjectures arrived at through general inductive reasoning over experience: a ‘folk psychology’ or ‘theory of mind’. Experimental studies, by contrast, suggest that we possess an ‘instinct’ for comprehending the informational mental states of other minds. Children develop mental state concepts uniformly and rapidly in the preschool period when general reasoning powers are limited. For example, children can reason effectively about other people’s beliefs before they can reliably calculate that 2 plus 2 equals 4. In the empirical study of the ‘theory of mind’ instinct there have been three major discoveries so far: first, that normally developing 2-year-olds are able to recognize the informational state of pretending; second, that normally developing children can, by the age of 4 years, solve a variety of false belief problems; and lastly, that this instinct is specifically impaired in children with the neurodevelopmental disorder known as ‘autism’.


2001 ◽  
Vol 31 (2) ◽  
pp. 207-220 ◽  
Author(s):  
GRAHAM J. PICKUP ◽  
CHRISTOPHER D. FRITH

Background. Several studies have examined the ability of schizophrenic patients to represent mental states (‘theory of mind'; ToM). There is consensus that some patients have impaired ToM, but there is disagreement about the relation between ToM and symptomatology, and about the severity and specificity of the deficit.Methods. Two first-order and one second-order false belief tests of ToM were given to groups of schizophrenic patients and psychiatric and normal controls. The relation between ToM and symptomatology was explored using regression and symptom subgroup analyses. Severity was investigated by using the same task methodology as in autism research, to enable direct comparison with that disorder. Specificity was investigated using matched control tasks which were as difficult as the ToM tasks, but did not require ToM.Results. Symptom subgroup analysis showed that schizophrenic patients with behavioural signs were impaired relative to controls on ToM, and that remitted patients and a single case with passivity symptoms performed as well as controls. Regression analysis showed that ratings of behavioural signs predicted impaired ToM in schizophrenia. There was weak evidence that a subgroup with paranoid symptoms had ToM impairments, although these were associated with low IQ. Schizophrenic patients only showed ToM deficits on the second-order task. No impairments appeared on the matched control tasks which did not require ToM.Conclusions. There is a clear association between ToM impairment and behavioural signs in schizophrenia. Deficits in paranoid patients are harder to detect with current tasks and may be compensated for by IQ-dependent problem-solving skills. ToM impairments in schizophrenia are less severe than in autism, but are specific and not a reflection of general cognitive deficits.


2004 ◽  
Vol 16 (3) ◽  
pp. 415-426 ◽  
Author(s):  
Mark A. Sabbagh ◽  
Margaret C. Moulson ◽  
Kate L. Harkness

Successful negotiation of human social interactions rests on having a theory of mind—an understanding of how others' behaviors can be understood in terms of internal mental states, such as beliefs, desires, intentions, and emotions. A core theory-of-mind skill is the ability to decode others' mental states on the basis of observable information, such as facial expressions. Although several recent studies have focused on the neural correlates of reasoning about mental states, no research has addressed the question of what neural systems underlie mental state decoding. We used dense-array eventrelated potentials (ERP) to show that decoding mental states from pictures of eyes is associated with an N270–400 component over inferior frontal and anterior temporal regions of the right hemisphere. Source estimation procedures suggest that orbitofrontal and medial temporal regions may underlie this ERP effect. These findings suggest that different components of everyday theory-of-mind skills may rely on dissociable neural mechanisms.


2019 ◽  
Vol 14 (6) ◽  
pp. 579-589 ◽  
Author(s):  
Cora E Mukerji ◽  
Sarah Hope Lincoln ◽  
David Dodell-Feder ◽  
Charles A Nelson ◽  
Christine I Hooker

ABSTRACT Theory of mind (ToM), the capacity to reason about others’ mental states, is central to healthy social development. Neural mechanisms supporting ToM may contribute to individual differences in children’s social cognitive behavior. Employing a false belief functional magnetic resonance imaging paradigm, we identified patterns of neural activity and connectivity elicited by ToM reasoning in school-age children (N = 32, ages 9–13). Next, we tested relations between these neural ToM correlates and children’s everyday social cognition. Several key nodes of the neural ToM network showed greater activity when reasoning about false beliefs (ToM condition) vs non-mentalistic false content (control condition), including the bilateral temporoparietal junction (RTPJ and LTPJ), precuneus (PC) and right superior temporal sulcus. In addition, children demonstrated task-modulated changes in connectivity among these regions to support ToM relative to the control condition. ToM-related activity in the PC was negatively associated with variation in multiple aspects of children’s social cognitive behavior. Together, these findings elucidate how nodes of the ToM network act and interact to support false belief reasoning in school-age children and suggest that neural ToM mechanisms are linked to variation in everyday social cognition.


Author(s):  
Paula Rubio-Fernández

Current accounts of Theory of Mind development have tried to explain the results of false-belief tasks with infants and children, but failed to account for the evidence of early belief reasoning reported in the experimental pragmatics literature. This chapter reviews a number of studies on the acquisition of the mental state verb know; toddlers’ understanding of factivity (or the difference between knowing and thinking); early referential communication and toddlers’ reliance on others’ engagement as a proxy for their knowledge, and the emergence of preschoolers’ understanding of the seeing-knowing relation. The results of these studies reveal a more nuanced picture than those of false-belief tasks, with some Theory of Mind abilities emerging earlier in conversation than in laboratory tasks, while children’s epistemic theories continue to develop beyond their passing of standard Theory of Mind tasks.


1977 ◽  
Vol 7 (3) ◽  
pp. 569-592
Author(s):  
George S. Pappas

Central-state materialism ( = CSM) is a very strong, but also very exciting theory of mind according to which each mental state is identical with a state of the central nervous system. CSM thus goes considerably beyond early versions of the identity theory of mind, since those early accounts (e.g., those of Place and Smart) held only that sensations are to be identified with neural events. CSM, by contrast, is a thesis about all mental states; every mental state is held to be a state of the central nervous system. In fact, as we will see shortly, CSM is an even more sweeping thesis than this formulation of it suggests, since it is not concerned simply with mental states.One prominent defender of CSM, David Armstrong, has maintained that CSM can be established by means of a two-step argument.


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