Anatomical Validation of DTI and Tractography
in Diffusion MRI
November 2010; p ublished online September 2012 .
Chapter. Subjects: Neuroscientific Techniques. 6121 words.
Attempts to validate diffusion tensor imaging (DTI) tractography meet two obstacles. Firstly, the factors causing problems are specific to each tract and specific to each species, so...
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Anisotropic Diffusion: From the Apparent Diffusion Coefficient to the Apparent Diffusion Tensor
in Diffusion MRI
November 2010; p ublished online September 2012 .
Chapter. Subjects: Neuroscientific Techniques. 12548 words.
This chapter provides some conceptual underpinnings of diffusion tensor imaging (DTI). In particular, it explains isotropic and anisotropic diffusion and presents the definition of the...
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Are Patients with Psychiatric Disorders “Uniquely” Vulnerable in the Context of DBS Research?
in Research Involving Participants with Cognitive Disability and Difference
September 2019; p ublished online October 2019 .
Chapter. Subjects: Cognition and Behavioural Neuroscience; Neuroscientific Techniques. 1440 words.
As investigators look to “next-generation” deep brain stimulation (DBS) approaches, renewed enthusiasm is emerging for DBS for psychiatric disorders. This commentary on Chapter 13...
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Are we ever aware of concepts? A critical question for the Global Neuronal Workspace, Integrated Information, and Attended Intermediate-Level Representation theories of consciousness
in Neuroscience of Consciousness
P ublished online October 2015 .
Journal Article. Subjects: Neuroscience; Cognition and Behavioural Neuroscience; Neuroscientific Techniques; Cognitive Neuroscience; Consciousness. 9698 words.
To locate consciousness in the flow of synaptic activity in the brain, we must first locate it in the flow of information processing in the mind. Two different positions have been debated...
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Artifacts in Diffusion MRI
in Diffusion MRI
November 2010; p ublished online September 2012 .
Chapter. Subjects: Neuroscientific Techniques. 11829 words.
In addition to thermal noise, several artifacts can adversely affect the accuracy and precision of diffusion MRI measures. This chapter identifies the most relevant sources of artifacts in...
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Assuming Capacity
in Research Involving Participants with Cognitive Disability and Difference
September 2019; p ublished online October 2019 .
Chapter. Subjects: Cognition and Behavioural Neuroscience; Neuroscientific Techniques. 5141 words.
This chapter reports on the successful inclusion of adolescents and adults with Down syndrome (DS) in a long-term ethnographic research project focusing on the clinical, social, and...
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Autism, Autonomy, and Research
in Research Involving Participants with Cognitive Disability and Difference
September 2019; p ublished online October 2019 .
Chapter. Subjects: Cognition and Behavioural Neuroscience; Neuroscientific Techniques. 4892 words.
This chapter addresses ethical issues for informed consent when recruiting autistic participants for research. The process of informed consent for participation in research involves some...
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Autonomic correlates of seeing one’s own face in patients with disorders of consciousness
in Neuroscience of Consciousness
P ublished online July 2015 .
Journal Article. Subjects: Neuroscience; Cognition and Behavioural Neuroscience; Neuroscientific Techniques; Cognitive Neuroscience; Consciousness. 5274 words.
The ability to recognize one’s own face is a hallmark of self-awareness. In healthy subjects, the sympathetic skin response evoked by self-face recognition has a greater area under the...
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Behavioral and electrophysiological evidence for fast emergence of visual consciousness
in Neuroscience of Consciousness
P ublished online July 2015 .
Journal Article. Subjects: Neuroscience; Cognition and Behavioural Neuroscience; Neuroscientific Techniques; Cognitive Neuroscience; Consciousness. 8112 words.
A fundamental unsettled dispute concerns how fast the brain generates subjective visual experiences. Both early visual cortical activation and later activity in fronto-parietal global...
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The Biophysics of Crossing Fibers
in Diffusion MRI
November 2010; p ublished online September 2012 .
Chapter. Subjects: Neuroscientific Techniques. 14213 words.
Crossing fibers are increasingly acknowledged to be a significant problem, affecting both tractography and tensor-derived measures of anisotropy. Moreover, typical human scans have been...
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Biophysics of Diffusion in Cells
in Diffusion MRI
November 2010; p ublished online September 2012 .
Chapter. Subjects: Neuroscientific Techniques. 12336 words.
Measurements of intracellular water diffusion in living tissue and quantitative interpretation of diffusion data are challenged by a number of things: the effects of a generally chaotic...
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Bridging Worlds
in Research Involving Participants with Cognitive Disability and Difference
September 2019; p ublished online October 2019 .
Chapter. Subjects: Cognition and Behavioural Neuroscience; Neuroscientific Techniques. 5886 words.
This chapter reports on ethnographic fieldwork conducted in a child neurologist’s project for autistic children and their families in a large Brazilian city. The interactional dynamics of...
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Can working memory be non-conscious?
in Neuroscience of Consciousness
P ublished online February 2016 .
Journal Article. Subjects: Neuroscience; Cognition and Behavioural Neuroscience; Neuroscientific Techniques; Cognitive Neuroscience; Consciousness. 1576 words.
Working memory (WM) is closely linked to conscious awareness: In most conceptions of WM, the inputs to WM need to be conscious. The findings of some recent studies, however, have been taken...
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“Caught Between the Suffering and the Good”
in Research Involving Participants with Cognitive Disability and Difference
September 2019; p ublished online October 2019 .
Chapter. Subjects: Cognition and Behavioural Neuroscience; Neuroscientific Techniques. 1302 words.
A focus on social accountability and responsibility in public and private sectors raises questions about if and how social scientists should act upon the concerns of those with whom they...
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Challenges of Participating in Research About Living with Mild Cognitive Impairment Among Disabled Veterans
in Research Involving Participants with Cognitive Disability and Difference
September 2019; p ublished online October 2019 .
Chapter. Subjects: Cognition and Behavioural Neuroscience; Neuroscientific Techniques. 4820 words.
This chapter provides insights from an ongoing study of elderly veterans’ experiences of living with newly diagnosed mild cognitive impairment (MCI). Recruitment for this qualitative study...
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Connectivity-Based Parcellation of Gray Matter
in Diffusion MRI
November 2010; p ublished online September 2012 .
Chapter. Subjects: Neuroscientific Techniques. 10348 words.
This chapter reviews recent techniques that use diffusion imaging to parcellate grey matter into regions of differing patterns of connections. The function of a grey matter region is...
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Contextual cueing of visual search is associated with greater subjective experience of the search display configuration
in Neuroscience of Consciousness
P ublished online March 2018 .
Journal Article. Subjects: Neuroscience; Cognition and Behavioural Neuroscience; Neuroscientific Techniques; Cognitive Neuroscience; Consciousness. 6881 words.
Abstract
Visual search is facilitated when display configurations are repeated over time, showing that memory of spatio-configural context can cue the location...
Controlling for performance capacity confounds in neuroimaging studies of conscious awareness
in Neuroscience of Consciousness
P ublished online November 2015 .
Journal Article. Subjects: Neuroscience; Cognition and Behavioural Neuroscience; Neuroscientific Techniques; Cognitive Neuroscience; Consciousness. 7927 words.
Studying the neural correlates of conscious awareness depends on a reliable comparison between activations associated with awareness and unawareness. One particularly difficult confound to...
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A Conversation with Research Ethics Boards About Inclusive Research with Persons with Intellectual and Developmental Disabilities
in Research Involving Participants with Cognitive Disability and Difference
September 2019; p ublished online October 2019 .
Chapter. Subjects: Cognition and Behavioural Neuroscience; Neuroscientific Techniques. 5070 words.
Persons with intellectual and developmental disabilities (IDD) have the right to participate in research with dignity and respect. Information about persons with IDD is often acquired from...
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A Critical Lens on Disability and Consent
in Research Involving Participants with Cognitive Disability and Difference
September 2019; p ublished online October 2019 .
Chapter. Subjects: Cognition and Behavioural Neuroscience; Neuroscientific Techniques. 1281 words.
This commentary reflects on the chapter by Stephanie Patterson and Pamela Block and the chapter by Saira A. Mehmood (Chatpers 6 and 14, respectively) to discuss the need for a more critical...
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