Elizabeth Jefferies

Summary

Affiliation: University of Manchester
Country: UK

Publications

  1. ncbi Lexical and semantic influences on item and order memory in immediate serial recognition: evidence from a novel task
    Elizabeth Jefferies
    University of Manchester, Manchester, UK
    Q J Exp Psychol (Hove) 59:949-64. 2006
  2. ncbi Do deep dyslexia, dysphasia and dysgraphia share a common phonological impairment?
    Elizabeth Jefferies
    Neuroscience and Aphasia Research Unit, School of Psychological Sciences, University of Manchester, UK
    Neuropsychologia 45:1553-70. 2007
  3. ncbi The role of the temporal lobe semantic system in number knowledge: evidence from late-stage semantic dementia
    Elizabeth Jefferies
    Department of Psychology, University of Manchester, Oxford Road, Manchester M13 9PL, UK
    Neuropsychologia 43:887-905. 2005
  4. ncbi Refractory effects in stroke aphasia: a consequence of poor semantic control
    Elizabeth Jefferies
    University of Manchester, UK
    Neuropsychologia 45:1065-79. 2007
  5. ncbi Semantic impairment in stroke aphasia versus semantic dementia: a case-series comparison
    Elizabeth Jefferies
    School of Psychological Sciences, University of Manchester, Manchester, UK
    Brain 129:2132-47. 2006
  6. ncbi The natural history of late-stage "pure" semantic dementia
    Elizabeth Jefferies
    School of Psychological Sciences, University of Manchester, Oxford Road, Manchester, M13 9PL, UK
    Neurocase 12:1-14. 2006
  7. ncbi Selective short-term memory deficits arise from impaired domain-general semantic control mechanisms
    Paul Hoffman
    Neuroscience and Aphasia Research Unit, University of Manchester, Manchester M13 9PL, United Kingdom
    J Exp Psychol Learn Mem Cogn 35:137-56. 2009
  8. ncbi Elucidating the nature of deregulated semantic cognition in semantic aphasia: evidence for the roles of prefrontal and temporo-parietal cortices
    Krist A Noonan
    University of Manchester, Manchester, UK
    J Cogn Neurosci 22:1597-613. 2010
  9. ncbi Deregulated semantic cognition follows prefrontal and temporo-parietal damage: evidence from the impact of task constraint on nonverbal object use
    Faye Corbett
    University of Manchester, Manchester, UK
    J Cogn Neurosci 23:1125-35. 2011
  10. ncbi "Pre-semantic" cognition revisited: critical differences between semantic aphasia and semantic dementia
    Elizabeth Jefferies
    Department of Psychology, University of York, York YO10 5DD, UK
    Neuropsychologia 48:248-61. 2010

Collaborators

Detail Information

Publications31

  1. ncbi Lexical and semantic influences on item and order memory in immediate serial recognition: evidence from a novel task
    Elizabeth Jefferies
    University of Manchester, Manchester, UK
    Q J Exp Psychol (Hove) 59:949-64. 2006
    ..These results point to strong similarities between immediate serial recall and recognition. Lexical/semantic knowledge may contribute to phonological stability in both tasks...
  2. ncbi Do deep dyslexia, dysphasia and dysgraphia share a common phonological impairment?
    Elizabeth Jefferies
    Neuroscience and Aphasia Research Unit, School of Psychological Sciences, University of Manchester, UK
    Neuropsychologia 45:1553-70. 2007
    ..Deep' disorders of reading aloud, repetition and spelling can therefore be explained in terms of damage to interacting primary systems such as phonology, semantics and vision, with phonology playing a critical role...
  3. ncbi The role of the temporal lobe semantic system in number knowledge: evidence from late-stage semantic dementia
    Elizabeth Jefferies
    Department of Psychology, University of Manchester, Oxford Road, Manchester M13 9PL, UK
    Neuropsychologia 43:887-905. 2005
    ....
  4. ncbi Refractory effects in stroke aphasia: a consequence of poor semantic control
    Elizabeth Jefferies
    University of Manchester, UK
    Neuropsychologia 45:1065-79. 2007
    ....
  5. ncbi Semantic impairment in stroke aphasia versus semantic dementia: a case-series comparison
    Elizabeth Jefferies
    School of Psychological Sciences, University of Manchester, Manchester, UK
    Brain 129:2132-47. 2006
    ....
  6. ncbi The natural history of late-stage "pure" semantic dementia
    Elizabeth Jefferies
    School of Psychological Sciences, University of Manchester, Oxford Road, Manchester, M13 9PL, UK
    Neurocase 12:1-14. 2006
    ..These findings are discussed in terms of theories that posit strong interactivity between phonology and semantics...
  7. ncbi Selective short-term memory deficits arise from impaired domain-general semantic control mechanisms
    Paul Hoffman
    Neuroscience and Aphasia Research Unit, University of Manchester, Manchester M13 9PL, United Kingdom
    J Exp Psychol Learn Mem Cogn 35:137-56. 2009
    ..In semantic aphasia, severe disruption to semantic control leads to global semantic impairments, whereas in semantic STM milder disruption might impact mainly on STM tests because of the high control demands of these tasks...
  8. ncbi Elucidating the nature of deregulated semantic cognition in semantic aphasia: evidence for the roles of prefrontal and temporo-parietal cortices
    Krist A Noonan
    University of Manchester, Manchester, UK
    J Cogn Neurosci 22:1597-613. 2010
    ....
  9. ncbi Deregulated semantic cognition follows prefrontal and temporo-parietal damage: evidence from the impact of task constraint on nonverbal object use
    Faye Corbett
    University of Manchester, Manchester, UK
    J Cogn Neurosci 23:1125-35. 2011
    ....
  10. ncbi "Pre-semantic" cognition revisited: critical differences between semantic aphasia and semantic dementia
    Elizabeth Jefferies
    Department of Psychology, University of York, York YO10 5DD, UK
    Neuropsychologia 48:248-61. 2010
    ..Consequently, such cases do not demonstrate the independence of these tasks from semantic memory...
  11. ncbi Explaining semantic short-term memory deficits: evidence for the critical role of semantic control
    Paul Hoffman
    Neuroscience and Aphasia Research Unit NARU, School of Psychological Sciences, University of Manchester, UK
    Neuropsychologia 49:368-81. 2011
    ..Instead, we argue that semantic STM patients occupy the mildest end of spectrum of semantic control disorders...
  12. ncbi Different impairments of semantic cognition in semantic dementia and semantic aphasia: evidence from the non-verbal domain
    Faye Corbett
    Neuroscience and Aphasia Research Unit NARU, School of Psychological Sciences, University of Manchester, Manchester, UK
    Brain 132:2593-608. 2009
    ..This study provides converging evidence for qualitatively different impairments of semantic cognition in SD and SA, and uniquely demonstrates this pattern in a non-verbal expressive domain-object use...
  13. ncbi The role of the anterior temporal lobes in the comprehension of concrete and abstract words: rTMS evidence
    Gorana Pobric
    Neuroscience and Aphasia Research Unit, School of Psychological Sciences, University of Manchester, UK
    Cortex 45:1104-10. 2009
    ..These results confirm that both TPs make a critical contribution to semantic processing, even for abstract concepts that do not have strong sensory representations...
  14. ncbi Remembering 'zeal' but not 'thing': reverse frequency effects as a consequence of deregulated semantic processing
    Paul Hoffman
    Neuroscience and Aphasia Research Unit, School of Psychological Sciences, University of Manchester, UK
    Neuropsychologia 49:580-4. 2011
    ..In contrast, LF words are associated with more stable patterns of activation because similar semantic information is activated whenever they are encountered...
  15. ncbi Semantic memory is key to binding phonology: converging evidence from immediate serial recall in semantic dementia and healthy participants
    Paul Hoffman
    Neuroscience and Aphasia Research Unit, School of Psychological Sciences, Zochonis Building, University of Manchester, Oxford Road, Manchester M13 9PL, UK
    Neuropsychologia 47:747-60. 2009
    ....
  16. ncbi Exploring multimodal semantic control impairments in semantic aphasia: evidence from naturalistic object use
    Faye Corbett
    School of Psychological Sciences, University of Manchester, UK
    Neuropsychologia 47:2721-31. 2009
    ....
  17. ncbi Deficits of knowledge versus executive control in semantic cognition: insights from cued naming
    Elizabeth Jefferies
    Department of Psychology, University of York, York YO10 5DD, UK
    Neuropsychologia 46:649-58. 2008
    ..Psychological Review 111, 205-235]. For partially degraded items, the residual conceptual knowledge may be insufficient to drive speech production to completion but these items might reach threshold when they are bolstered by cues...
  18. ncbi Surface dyslexia in semantic dementia: a comparison of the influence of consistency and regularity
    Elizabeth Jefferies
    Department of Psychology, University of Manchester, UK
    Neurocase 10:290-9. 2004
    ..2001) and the triangle model (Plaut et al., 1996). It is argued that the triangle model provides a more straightforward account of the relationship between word comprehension and consistency effects in reading...
  19. ncbi Ventrolateral prefrontal cortex plays an executive regulation role in comprehension of abstract words: convergent neuropsychological and repetitive TMS evidence
    Paul Hoffman
    Neuroscience and Aphasia Research Unit, University of Manchester, Manchester M13 9PL, UK
    J Neurosci 30:15450-6. 2010
    ..Regulation is less important for concrete words because their meanings are constrained by their physical referents and do not tend to vary with context...
  20. ncbi Conceptual knowledge is underpinned by the temporal pole bilaterally: convergent evidence from rTMS
    Matthew A Lambon Ralph
    University of Manchester, UK
    Cereb Cortex 19:832-8. 2009
    ..The time required to make semantic decisions was slowed considerably, yet specifically, by this procedure. The results confirm that both TPs form a critical substrate within the neural network that supports conceptual knowledge...
  21. ncbi Premorbid expertise produces category-specific impairment in a domain-general semantic disorder
    Elizabeth Jefferies
    Department of Psychology, University of York, York, UK
    Neuropsychologia 49:3213-23. 2011
    ..g., knowledge of hand shape and action for the category 'tools') and differences in premorbid experience...
  22. ncbi Category-specific versus category-general semantic impairment induced by transcranial magnetic stimulation
    Gorana Pobric
    Neuroscience and Aphasia Research Unit, School of Psychological Sciences, University of Manchester, Manchester M13 9PL, UK
    Curr Biol 20:964-8. 2010
    ....
  23. ncbi The ventral and inferolateral aspects of the anterior temporal lobe are crucial in semantic memory: evidence from a novel direct comparison of distortion-corrected fMRI, rTMS, and semantic dementia
    Richard J Binney
    Neuroscience and Aphasia Research Unit, School of Psychological Sciences, University of Manchester, Manchester, UK
    Cereb Cortex 20:2728-38. 2010
    ..The findings were highly convergent and indicated that crucial regions within the ATL for semantic representation include the anterior inferior temporal gyrus, anterior fusiform gyrus, and the anterior superior temporal sulcus...
  24. ncbi Anterior temporal lobes mediate semantic representation: mimicking semantic dementia by using rTMS in normal participants
    Gorana Pobric
    Neuroscience and Aphasia Research Unit, School of Psychological Sciences, University of Manchester, Manchester M13 9PL, United Kingdom
    Proc Natl Acad Sci U S A 104:20137-41. 2007
    ....
  25. ncbi Amodal semantic representations depend on both anterior temporal lobes: evidence from repetitive transcranial magnetic stimulation
    Gorana Pobric
    Neuroscience and Aphasia Research Unit, School of Psychological Sciences, University of Manchester, UK
    Neuropsychologia 48:1336-42. 2010
    ..The results confirm that both temporal poles form a critical substrate within the neural network that supports conceptual knowledge, regardless of modality...
  26. ncbi Strong and long: effects of word length on phonological binding in verbal short-term memory
    Elizabeth Jefferies
    Department of Psychology, University of York, York, UK
    Q J Exp Psychol (Hove) 64:241-60. 2011
    ....
  27. ncbi N-backer: an auditory n-back task with automatic scoring of spoken responses
    Andrew F Monk
    Department of Psychology, University of York, York YO10 5DD, UK
    Behav Res Methods 43:888-96. 2011
    ..This dual-task method may simulate the attentional deficits of patients with brain injury, providing insights into the difficulties they face in tasks of daily living...
  28. ncbi Unpicking the semantic impairment in Alzheimer's disease: qualitative changes with disease severity
    Faye Corbett
    University of Manchester, Manchester, UK
    Behav Neurol 25:23-34. 2012
    ..Moreover, the dual nature of severe patients' impairment was highlighted by disproportionately poor performance on tasks placing high demand on both conceptual knowledge and control processes--e.g., category fluency...
  29. ncbi "Presemantic" cognition in semantic dementia: six deficits in search of an explanation
    Karalyn Patterson
    MRC Cognition and Brain Sciences Unit, 15 Chaucer Road, Cambridge CB2 2EF, UK
    J Cogn Neurosci 18:169-83. 2006
    ..We argue that these results cannot be explained as associated but unrelated deficits but instead are a principled consequence of a primary semantic impairment...
  30. ncbi When does word meaning affect immediate serial recall in semantic dementia?
    Elizabeth Jefferies
    University of Bristol, Bristol, England
    Cogn Affect Behav Neurosci 4:20-42. 2004
    ..The implications of these findings for the role of semantic and phonological representations in verbal short-term memory are discussed...
  31. ncbi A category-specific advantage for numbers in verbal short-term memory: evidence from semantic dementia
    Elizabeth Jefferies
    University of Bristol, Bristol, UK
    Neuropsychologia 42:639-60. 2004
    ....