Research Topics
| C JarroldSummaryAffiliation: University of Bristol Country: UK Publications
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Detail Information
Publications
A longitudinal assessment of diverging verbal and non-verbal abilities in the Williams syndrome phenotypeC Jarrold
Centre for the Study of Memory and Learning, Department of Experimental Psychology, University of Bristol, UK
Cortex 37:423-31. 2001..The results confirm the original predictions, as mental age equivalent scores for vocabulary increase more rapidly than scores for the pattern construction test; a finding, which appears unlikely to be due to practice effects...- Long-term memory for verbal and visual information in Down syndrome and Williams syndrome: performance on the Doors and People testChristopher Jarrold
Department of Experimental Psychology, University of Bristol, Bristol, UK
Cortex 43:233-47. 2007..It is therefore possible that visuo-spatial short-term memory deficits that have previously been demonstrated in Williams syndrome may be secondary to more general problems in visuo-spatial processing in this population... - Genetically dissociated components of working memory: evidence from Down's and Williams syndromeC Jarrold
Centre for the Study of Memory and Learning, Department of Experimental Psychology, University of Bristol, UK
Neuropsychologia 37:637-51. 1999..The results of both experiments are broadly consistent with those reported by Wang and Bellugi, and support the view that working memory can be dissociated into separate subsystems... - A review of research into pretend play in autismChristopher Jarrold
Department of Experimental Psychology, University of Bristol, UK
Autism 7:379-90. 2003.... 
The relationships among verbal short-term memory, phonological awareness, and new word learning: evidence from typical development and Down syndromeChristopher Jarrold
Department of Experimental Psychology, University of Bristol, Bristol BS8 1TU, UK
J Exp Child Psychol 102:196-218. 2009..Together, these findings specify the circumstances in which an accurate phonological representation within short-term memory is required for new word learning...- To match or not to match? Methodological issues in autism-related researchChristopher Jarrold
Department of Experimental Psychology, University of Bristol, Bristol BS8 1TN, United Kingdom
J Autism Dev Disord 34:81-6. 2004.... - How does processing affect storage in working memory tasks? Evidence for both domain-general and domain-specific effectsChristopher Jarrold
School of Experimental Psychology, University of Bristol, 12a Priory Road, Bristol BS8 1TU, England
J Exp Psychol Learn Mem Cogn 37:688-705. 2011.... - Phonological similarity and lexicality effects in children's verbal short-term memory: concerns about the interpretation of probed recall dataChristopher Jarrold
Department of Experimental Psychology, University of Bristol, Bristol, UK
Q J Exp Psychol (Hove) 61:324-40. 2008.... - Binding of visual and spatial short-term memory in Williams syndrome and moderate learning disabilityChristopher Jarrold
Department of Experimental Psychology, University of Bristol, Bristol, UK
Dev Med Child Neurol 49:270-3. 2007..However, individuals with both Williams syndrome and moderate learning difficulties showed impaired memory for item in location information, suggesting that problems of binding may be generally associated with learning disability... - Embedded figures detection in autism and typical development: preliminary evidence of a double dissociation in relationships with visual searchChristopher Jarrold
Department of Experimental Psychology, University of Bristol, 8 Woodland Road, Bristol BS8 1TN, UK
Dev Sci 8:344-51. 2005..This double dissociation suggests that enhanced performance on perceptual tasks by children with autism is not simply a consequence of a quantitative difference in ability to engage in global processing... - What are the causes of reduced fit in scaling and clustering studies of semantic proximity data, and how else to measure them: a comment on Storms et al. (2003)Christopher Jarrold
Department of Experimental Psychology, University of Bristol, England
Neuropsychology 17:310-1; discussion 323-9. 2003..Also, although performance on word fluency tasks is certainly constrained by the ability to access stored information, there are ways in which this confounding influence may be controlled for in the study of semantic deficits... - The representational status of pretence: evidence from typical development and autismChristopher Jarrold
Department of Experimental Psychology, University of Bristol, Bristol BS8 ITU, UK
Br J Dev Psychol 28:239-54. 2010.... - Individual differences in working memoryC Jarrold
Department of Experimental Psychology, University of Bristol, 8 Woodland Road, Bristol BS8 1TN, UK
Neuroscience 139:39-50. 2006.... - Linking theory of mind and central coherence bias in autism and in the general populationC Jarrold
Department of Experimental Psychology, University of Bristol, United Kingdom
Dev Psychol 36:126-38. 2000..This pattern of results is interpreted in terms of a relationship between individual differences in theory of mind and central coherence bias, a relationship that is separate from any developmental differences in these domains... - Verbal short-term memory deficits in Down syndrome: a consequence of problems in rehearsal?C Jarrold
Department of Experimental Psychology, University of Bristol, UK
J Child Psychol Psychiatry 41:233-44. 2000..Practical implications for intervention strategies aimed at improving verbal short-term memory skills in Down syndrome are also outlined... - Do two separate speech measures constrain verbal short-term memory in children?C Jarrold
Centre for the Study of Memory and Learning, Department of Experimental Psychology, University of Bristol, England
J Exp Psychol Learn Mem Cogn 26:1626-37. 2000..In contrast, the duration of pauses in speeded articulation may index individual differences in speech planning processes... - Short-term memory in Down syndrome: applying the working memory modelC Jarrold
Centre for the Study of Memory and Learning, Department of Psychology, University of Bristol
Downs Syndr Res Pract 7:17-23. 2001..These are 'What is the precise nature of the verbal short-term memory deficit in Down syndrome', and 'What are the consequences of this deficit for learning'. We discuss ways in which these questions might be addressed in future work... - Verbal short-term memory in Down syndrome: a problem of memory, audition, or speech?Christopher Jarrold
Centre for the Study of Memory and Learning, Department of Experimental Psychology, University of Bristol, UK
J Speech Lang Hear Res 45:531-44. 2002..The findings also indicated that this deficit is specific to memory for verbal information and is not primarily caused by auditory or speech-production difficulties... - The nature and position of processing determines why forgetting occurs in working memory tasksChristopher Jarrold
University of Bristol, Bristol, England
Psychon Bull Rev 17:772-7. 2010..These findings indicate that individuals can keep active a limited number of items in primary memory during processing, unless processing blocks rehearsal, in which case retrieval occurs from secondary memory... - Mapping the developmental constraints on working memory span performanceDonna M Bayliss
Department of Experimental Psychology, University of Bristol, Bristol, United Kingdom
Dev Psychol 41:579-97. 2005..These results pose a challenge for models of complex span performance that emphasize the importance of processing speed alone... - Searching for the Hebb effect in Down syndrome: evidence for a dissociation between verbal short-term memory and domain-general learning of serial orderE K Mosse
University of Bristol, Bristol, UK
J Intellect Disabil Res 54:295-307. 2010.... - Differential constraints on the working memory and reading abilities of individuals with learning difficulties and typically developing childrenDonna M Bayliss
Department of Experimental Psychology, University of Bristol, Bristol, BS8 1TN, UK
J Exp Child Psychol 92:76-99. 2005.... - The development of memory maintenance: children's use of phonological rehearsal and attentional refreshment in working memory tasksHelen Tam
Department of Experiment Psychology, University of Bristol, Bristol BS8 1TU, UK
J Exp Child Psychol 107:306-24. 2010..Together, the results suggest that nonverbal processing impairs recall by obstructing refreshment and that developmental change in maintenance between 6 and 8 years of age consists primarily of an increase in phonological rehearsal... - Block design performance in the Williams syndrome phenotype: a problem with mental imagery?E K Farran
Department of Experimental Psychology, University of Bristol, UK
J Child Psychol Psychiatry 42:719-28. 2001..However, the ability to use mental imagery was significantly poorer in the WS group than the TD group. This suggests that weak performance on the block construction tasks in WS may relate to an inability to use mental imagery... - Working memory and Down syndromeA Baddeley
Department of Psychology, University of York, Heslington, York, UK
J Intellect Disabil Res 51:925-31. 2007..The operation of the model is then illustrated through an account of a research programme concerned with the analysis of working memory in Down syndrome... - Hebb learning, verbal short-term memory, and the acquisition of phonological forms in childrenEmma K Mosse
Department of Experimental Psychology, University of Bristol, UK
Q J Exp Psychol (Hove) 61:505-14. 2008..This suggests that vocabulary acquisition depends on both a domain-specific short-term memory system and a domain-general process of learning through repetition... - Inhibition and the validity of the Stroop task for children with autismNena C Adams
Department of Experimental Psychology, University of Bristol, 12a Priory Road, Bristol BS8 1TU, UK
J Autism Dev Disord 39:1112-21. 2009..Findings confirm that lower reading comprehension affects Stroop interference in CWA, potentially leading to inaccurate conclusions concerning inhibition in CWA... - A temporal discriminability account of children's eyewitness suggestibilityAlexandra Bright-Paul
Department of Experimental Psychology, University of Bristol, UK
Dev Sci 12:647-61. 2009.... - Serial order reconstruction in Down syndrome: evidence for a selective deficit in verbal short-term memoryJon Brock
Department of Experimental Psychology, University of Bristol, Bristol, UK
J Child Psychol Psychiatry 46:304-16. 2005.... - The complexities of complex span: explaining individual differences in working memory in children and adultsDonna M Bayliss
Department of Experimental Psychology, University of Bristol, 8 Woodland Road, Bristol BS8 1TN, England
J Exp Psychol Gen 132:71-92. 2003..Rather, they are consistent with a multiple-component model in which separate resource pools support the processing and storage functions of working memory... - Impaired verbal short-term memory in Down syndrome reflects a capacity limitation rather than atypically rapid forgettingHarry R M Purser
Department of Experimental Psychology, University of Bristol, Bristol BS8 1TN, UK
J Exp Child Psychol 91:1-23. 2005..The results indicated that individuals with Down syndrome do not show atypically rapid item forgetting from phonological memory but may have a limited-capacity verbal short-term memory system... - The relationship between short-term memory and working memory: complex span made simple?Donna M Bayliss
Department of Experimental Psychology, University of Bristol, 8 Woodland Road, Bristol BS8 1TN, UK
Memory 13:414-21. 2005.... - The problem with using eye-gaze to infer desire: a deficit of cue inference in children with autism spectrum disorder?Catherine S Ames
Department of Experimental Psychology, University of Bristol, 12a Priory Road, Bristol BS8 1TU, UK
J Autism Dev Disord 37:1761-75. 2007..Consequently, children with autism may have a general deficit in using arbitrary cues to make inferences, which impacts particularly on their social development... - Theory-of-mind development influences suggestibility and source monitoringAlexandra Bright-Paul
Department of Experimental Psychology, University of Bristol, Bristol, UK
Dev Psychol 44:1055-68. 2008..The findings suggest a substantial, and possibly causal, association between theory-of-mind development and resistance to suggestion, driven specifically by improvements in source monitoring... - Divided attention, selective attention and drawing: processing preferences in Williams syndrome are dependent on the task administeredEmily K Farran
Department of Psychology, University of Reading, Earley Gate, Reading RG6 6AL, UK
Neuropsychologia 41:676-87. 2003..This contrast may explain the apparently contrasting findings from previous studies... - Visuospatial cognition in Williams syndrome: reviewing and accounting for the strengths and weaknesses in performanceEmily K Farran
Department of Experimental Psychology, University of Bristol, United Kingdom
Dev Neuropsychol 23:173-200. 2003..Individuals with Williams syndrome show an atypical processing style on tests of construction, which does not affect tests of perception... - Language influences on verbal short-term memory performance in Down syndrome: item and order recognitionJon Brock
Department of Experimental Psychology, University of Bristol, United Kingdom
J Speech Lang Hear Res 47:1334-46. 2004..These results are interpreted in terms of an underlying verbal short-term memory deficit in Down syndrome that is compounded by poor phonological discrimination abilities... - Comprehension of spatial language terms in Williams syndrome: evidence for an interaction between domains of strength and weaknessCaroline E Phillips
Centre for the Study of Memory and Learning, Department of Experimental Psychology, University of Bristol, UK
Cortex 40:85-101. 2004..They also shed light on the ways in which spatial cognition may interact with language comprehension more generally... - Raven's matrices performance in Down syndrome: evidence of unusual errorsDeborah M Gunn
Department of Psychology, University of Stirling, Scotland FK9 4LA, UK
Res Dev Disabil 25:443-57. 2004..Possible explanations for these differences in terms of problems of integration of perceptual information, reduced visual acuity, and a lax criterion for task completion in Down syndrome are considered... - Evidence for preserved novel word learning in Down syndrome suggests multiple routes to vocabulary acquisitionEmma K Mosse
University of Bristol, Avon, United Kingdom
J Speech Lang Hear Res 54:1137-52. 2011..The effect of stimuli wordlikeness and incidental procedure-based memory demands were examined to see whether these may account for an apparent impairment in word learning in Down syndrome demonstrated in earlier research... - A comparison between word and nonword reading in Down syndrome: the role of phonological awarenessMaja Roch
University of Padova, Via Venezia 8, 35133 Padua, Italy
J Commun Disord 41:305-18. 2008.... - Intact inner speech use in autism spectrum disorder: evidence from a short-term memory taskDavid Williams
Institute of Psychiatry, King s College London, UK
J Child Psychol Psychiatry 49:51-8. 2008..This study explored the extent to which children with ASD used inner speech or visual imagery to support recall from short-term memory... - Do updating tasks involve updating? Evidence from comparisons with immediate serial recallPaola Palladino
University of Pavia, Pavia, Italy
Q J Exp Psychol (Hove) 61:392-9. 2008.... - Comprehension of spatial language in Williams syndrome: evidence for impaired spatial representation of verbal descriptionsEmma Laing
Cardiff University, UK
Clin Linguist Phon 21:689-704. 2007.... - Do children with Williams syndrome really have good vocabulary knowledge? Methods for comparing cognitive and linguistic abilities in developmental disordersJon Brock
Macquarie Centre for Cognitive Sciences, Macquarie University, Sydney, NSW, Australia
Clin Linguist Phon 21:673-88. 2007..Across these analyses children with Williams syndrome consistently demonstrated relatively good receptive vocabulary knowledge, although this effect appeared strongest in the oldest children... - Evidence for unusual spatial location coding in Williams syndrome: an explanation for the local bias in visuo-spatial construction tasks?Emily K Farran
School of Psychology, University of Reading, Earley Gate, Reading RG6 6AL, UK
Brain Cogn 59:159-72. 2005..In addition, both the WS and control groups displayed response biases in the spatial tasks. However, the direction of bias differed across the groups. This finding is explored in relation to current theories of spatial location coding...