Tuesday, June 29, 2010

IPost: Sharp Brains brain fitness market report available

AlvaroF: SharpBrains' new market report is ready! Transforming #Brain
#Health with #Digital Tech

http://bit.ly/9V0ZBl #cognitive

Original Tweet: http://twitter.com/AlvaroF/status/17259301038

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iPost: Concussions and TBI in the NFL

Story at link below

http://bit.ly/cSggkz

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Monday, June 28, 2010

iPost: Cognitive Neuroscience issue free online for two days

psypress: Cognitive Neuroscience- whole brand new issue free online
for next 2 days only! What are you waiting for? Get clicking! http://bit.ly/bZUVE8
Original Tweet: http://twitter.com/psypress/status/17242668265

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Brain fitness revolution report at link below


http://www.sharpbrains.com/blog/2010/06/28/new-report-finds-a-brain-health-revolution-in-the-making-driven-by-digital-technology-and-neuroplasticity-research/

Kevin McGrew PhD
Educational Psychologist
IAP (www.iapsych.com)
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Saturday, June 26, 2010

Friday, June 25, 2010

iPost: PEBS neuroethics roundup

PEBS neuroethics roundup at link below http://bit.ly/c0Hc5b

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iPost: More on better brain clock in kids with tourettes

More on brain clock superiority in tourettes. See prior post regarding
original post. Link below

http://bit.ly/9zAKsB+scienceblogs%2FwDAM+%28The+Frontal+Cortex%29&utm_content=Bloglines

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Monday, June 21, 2010

Speech rhythm perception (Ga?) important for early reading

Holliman, A. J., Wood, C., & Sheehy, K. (2010). Does Speech Rhythm Sensitivity Predict Children's Reading Ability 1 Year Later? Journal of Educational Psychology, 102(2), 356-366.

There is a growing literature demonstrating that speech rhythm sensitivity is related to children's reading development, independent of phonological awareness. However, the precise nature of this relationship is less well understood, and further research is warranted to investigate whether speech rhythm sensitivity predicts the different components of reading over time. In this 1-year longitudinal study, 69 five- to 8-year-old English-speaking children completed a speech rhythm assessment at Time 1 along with other cognitive assessments and then completed a variety of reading assessments at Time 2 (1 year later). A series of hierarchical regression analyses revealed that after controlling for individual differences in age, vocabulary, and phonological awareness, speech rhythm sensitivity was able to predict unique variance in word reading and the phrasing component of the reading fluency measure 1 year later. The findings emphasize the contribution of speech rhythm sensitivity in children's reading development, and the authors argue that speech rhythm sensitivity should now be included in current models of children's reading development.

Speech rhythm was measured via the revised mispronounciations task:  As described in the article:

Speech rhythm sensitivity was measured using the revised mispronunciations task (Holliman et al., in press). Children heard a prerecorded word that was sounded through a speaker, where the stress of that word had been manipulated and reversed. For example, in the normal pronunciation of the word carrot [kær?t], the vowel in the first syllable is fully articulated and the vowel in the second syllable is reduced. However, in this task the stress was reversed so that the vowel in the first syllable became reduced and the vowel in the second syllable was fully articulated; carrot was pronounced as “c’rot” [k?'r?t]. To succeed in this task, children would need to be sensitive to the fact that the stress had been manipulated, and be
able to recover the correct stress, making a stress shift (Kitzen, 2001) to match the auditory input to a word stored in the lexicon, and then identify the corresponding target item from a choice of four pictures available.
If anyone would like a copy of the PDF article, in exchange for a brief guest blog post review of the article, contact the blogmaster @ iap@earthlink.net

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Friday, June 18, 2010

iPost: Auditory rhythm synchronization, working memory and musical ability

JournalExperimental Brain Research
PublisherSpringer Berlin / Heidelberg
ISSN0014-4819 (Print) 1432-1106 (Online)
IssueVolume 204, Number 1 / July, 2010
CategoryResearch Article
DOI10.1007/s00221-010-2299-y


Jennifer A. BaileyContact Information and Virginia B. Penhune1

(1) Concordia University, 7141 Sherbrooke Street West, Montreal, QC, H4B 1R6, Canada

Received: 31 August 2009  Accepted:9 May 2010  Published online: 28 May 2010

Abstract  
Behavioural and neuroimaging studies provide evidence for a possible "sensitive" period in childhood development during which musical training results in long-lasting changes in brain structure and auditory and motor performance. Previous work from our laboratory has shown that adult musicians who begin training before the age of 7 (early-trained; ET) perform better on a visuomotor task than those who begin after the age of 7 (late-trained; LT), even when matched on total years of musical training and experience. Two questions were raised regarding the findings from this experiment. First, would this group performance difference be observed using a more familiar, musically relevant task such as auditory rhythms? Second, would cognitive abilities mediate this difference in task performance? To address these questions, ET and LT musicians, matched on years of musical training, hours of current practice and experience, were tested on an auditory rhythm synchronization task. The task consisted of six woodblock rhythms of varying levels of metrical complexity. In addition, participants were tested on cognitive subtests measuring vocabulary, working memory and pattern recognition. The two groups of musicians differed in their performance of the rhythm task, such that the ET musicians were better at reproducing the temporal structure of the rhythms. There were no group differences on the cognitive measures. Interestingly, across both groups, individual task performance correlated with auditory working memory abilities and years of formal training. These results support the idea of a sensitive period during the early years of childhood for developing sensorimotor synchronization abilities via musical training.



Kevin McGrew PhD
Educational Psychologist 
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Thursday, June 17, 2010

RE: iPost: Kids with tourettes have superior mental timing?

Now this is a VERY interesting finding worth checking deeper. It would  be very interesting to measure the performance of such children on  synchronized metronome timing interventions.  The results are very consistent in implicating the dorsolateral prefrontal cortex in mental timing.  Story at link below



http://bps-research-digest.blogspot.com/2010/06/tourettes-syndrome-associated-with.html



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Tuesday, June 08, 2010

iPost: Cognitive speed, working memory and TBI

JournalBrain Imaging and Behavior
PublisherSpringer New York
ISSN1931-7557 (Print) 1931-7565 (Online)
IssueVolume 4, Number 2 / June, 2010
DOI10.1007/s11682-010-9094-z
Pages141-154
Subject CollectionBehavioral Science
SpringerLink DateSaturday, May 01, 2010

Frank G. Hillary1, 2, 6 Contact Information, Helen M. Genova3, John D. Medaglia1, Neal M. Fitzpatrick4, Kathy S. Chiou1, Britney M. Wardecker1, Robert G. Franklin Jr.1, Jianli Wang4 and John DeLuca3, 5


The cognitive constructs working memory (WM) and processing speed are fundamental components to general intellectual functioning in humans and highly susceptible to disruption following neurological insult. Much of the work to date examining speeded working memory deficits in clinical samples using functional imaging has demonstrated recruitment of network areas including prefrontal cortex (PFC) and anterior cingulate cortex (ACC). What remains unclear is the nature of this neural recruitment. The goal of this study was to isolate the neural networks distinct from those evident in healthy adults and to determine if reaction time (RT) reliably predicts observable between-group differences. The current data indicate that much of the neural recruitment in TBI during a speeded visual scanning task is positively correlated with RT. These data indicate that recruitment in PFC during tasks of rapid information processing are at least partially attributable to normal recruitment of PFC support resources during slowed task processing.
Electronic supplementary material  The online version of this article (doi:10.1007/s11682-010-9094-z) contains supplementary material, which is available to authorized users.

Keywords  TBI - fMRI - Reorganization - Working memory - Processing speed



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Monday, June 07, 2010

On the road again--blogging lite June 8-17


I will be on the road again for the next 1.5 weeks.  I will be attending and presenting at a professional conference June 8-12.  From June 15-17 I will be back on the road for work purposes.

I don't expect much time to blog...except for possible "push" type FYI posts re: content posted at other blogs.....or...mobile blogging (iPosts:  check out the link.....it is very cool...but, of course, I tend to be a tech nerd)......

I shall return.

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Friday, June 04, 2010

iPost: AACN 2010: Neuropsychology Journals & Articles



Psychology Press

 

American Academy of Clinical Neuropsychology
8th Annual Conference, June 17-19, Chicago

Visit the Psychology Press Booth at this year's AACN Conference to take advantage of our 20% conference discount, free shipping on all our books, and free samples of these journals:

 

The Clinical Neuropsychologist

Official Journal of the AACN

Impact Factor 1.75*

 

Child Neuropsychology

Impact Factor 1.935*

 

Recent Special Issues:

 

Future Directions in Pediatric TBI

A Special Issue of Applied Neuropsychology

Guest Editors: Eric E. Pierson and Chad A. Noggle

Showcases articles on the importance of evaluating factors related to assessment and treatment not only from an injury severity and developmental perspective but also the importance of familial and social functioning.

Read in full the introduction to this special issue: Pediatric TBI: Prevalence and Functional Ramifications by Eric E. Pierson and Chad A. Noggle (Vol. 17:2 81-82).

 

39th Clinical Aphasiology Conference

A Special Issue of Aphasiology

Guest Editor: Beth Armstrong

This year's special issue contains papers presented at the 39th Clinical Aphasiology Conference held in Keystone, Colorado in May, 2009. The issue contains another excellent mix of articles, demonstrating the depth and breadth of issues covered in clinical aphasiology at the present time.

Pre-order this special issue with a 10% discount from our website.

 

More journals at AACN:

 

Neuropsychological Rehabilitation

Impact Factor 1.667*

 

Journal of Clinical and Experimental Neuropsychology

25% more issues in 2010 - Impact Factor 2.184*

 

Aging, Neuropsychology and Cognition

Impact Factor 1.143*

 

Evidence-Based Communication Assessment and Intervention

Wednesday, June 02, 2010

iPost: Neuroscience of autism article

News story at link below

http://www.brainresearch2010.com/index.asp?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+NeuroscienceNews+%28Neuroscience+News+from+Elsevier%29&utm_content=Bloglines

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Updated K. McGrew blogmaster CV, Bio, and Conflict of Interest Disclosure statements

I have made access to my CV, Bio, and Conflict of Interest Disclosure easier to find at all three of my professional blogs.  This information is at the top of the blog roll side bar at each blog.  The URL's should take all to this information which is formally listed and linked at my ICDP blog.  This information will also be updated the next time the IAP web page is revised.

Any questions should be directed to me at:  iap@earthlink.net

Kevin McGrew

Tuesday, June 01, 2010

iPost: Circadian clock related to autism

Story at link below


http://the-mouse-trap.com/2010/06/01/autism-psychosis-and-circadian-clock/?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+TheMouseTrap+%28The+Mouse+Trap%29&utm_content=Bloglines


Kevin McGrew PhD
Educational Psychologist
IAP (www.iapsych.com)
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Good readers have good brain "conductors" (like a good symphony conductor)

A news report of a research implicating the importance of mental timing connections in the brain (temporal connectivity) and the analogy of a good conductor getting various portions of the brain "working together" in rhythm as one possible key to understanding severe reading disabilities.

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iPost: PEBS neuroethics round up

Lots of interesting stories, as per usual at link below

http://kolber.typepad.com/ethics_law_blog/2010/05/neuroethics-roundup-from-jhu-guest-blogger-1.html

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