Research Topics
| CHANDAN VAIDYASummaryAffiliation: Georgetown University Country: USA Publications
Research Grants
| Collaborators
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Detail Information
Publications
Controlling attention to gaze and arrows in childhood: an fMRI study of typical development and Autism Spectrum DisordersChandan J Vaidya
Department of Psychology, Georgetown University, USA
Dev Sci 14:911-24. 2011..Thus, functional anatomy was atypical in ASD children during spontaneous processing of social and nonsocial communicative cues...
Evidence for cortical encoding specificity in episodic memory: memory-induced re-activation of picture processing areasChandan J Vaidya
Department of Psychology, Stanford University, CA 94305, USA
Neuropsychologia 40:2136-43. 2002..These findings suggest a neural basis for encoding specificity and transfer appropriate processing in human memory...
Neurodevelopmental abnormalities in ADHDChandan J Vaidya
Department of Psychology, Georgetown University, Washington, DC, USA
Curr Top Behav Neurosci 9:49-66. 2012....
Altered neural substrates of cognitive control in childhood ADHD: evidence from functional magnetic resonance imagingChandan J Vaidya
Department of Psychology, 306A White Gravenor, Georgetown University, Washington, DC 20057, USA
Am J Psychiatry 162:1605-13. 2005..The study compared the neural bases of two cognitive control operations, interference suppression and response inhibition, between children with and children without attention deficit hyperactivity disorder (ADHD)...
Cognitive neuroscience of Attention Deficit Hyperactivity Disorder: current status and working hypothesesChandan J Vaidya
Department of Psychology, Georgetown University, Washington, DC 20057, USA
Dev Disabil Res Rev 14:261-7. 2008..We review the major insights gained from functional brain imaging studies in ADHD and discuss working hypotheses regarding their neurochemical underpinnings...
Developmental differences in implicit learning of spatial contextChandan J Vaidya
Department of Psychology, Georgetown University, Washington, DC 20057, USA
Neuropsychology 21:497-506. 2007..The present finding is inconsistent with the prediction of the evolutionary view of cognition but consistent with incomplete maturation of medial temporal lobes known to mediate contextual learning...
Atypical neural substrates of Embedded Figures Task performance in children with Autism Spectrum DisorderPhilip S Lee
Department of Psychology, Georgetown University, Washington, DC 20057, USA
Neuroimage 38:184-93. 2007..ASD children performed the EFT at the same level as controls but with reduced cortical involvement, suggesting that disembedded visual processing is accomplished parsimoniously by ASD relative to typically developing brains...
Functional connectivity of the inferior frontal cortex changes with age in children with autism spectrum disorders: a fcMRI study of response inhibitionPhilip S Lee
Department of Psychology, Georgetown University, Washington, DC 20057, USA
Cereb Cortex 19:1787-94. 2009..This discrepancy suggests an atypical developmental trajectory in ASD for right IFC connectivity with other neural regions supporting response inhibition...
Implicit spatial contextual learning in healthy agingJames H Howard
Department of Psychology, The Catholic University of America, Washington, DC, USA
Neuropsychology 18:124-34. 2004....
Intact implicit learning of spatial context and temporal sequences in childhood autism spectrum disorderKelly Anne Barnes
Department of Psychology, Georgetown University, Washington DC 20057, USA
Neuropsychology 22:563-70. 2008..The present findings provide evidence for the integrity of learning processes dependent on integration of spatial and sequential contextual information in high-functioning children with ASD...
Developmental differences in cognitive control of socio-affective processingKelly Anne Barnes
Department of Psychology, Georgetown University, Washington, DC 20057, USA
Dev Neuropsychol 32:787-807. 2007..Thus, cognitive control of socio-affective processing differs in the preadolescent years relative to earlier in late childhood and adulthood...
ADHD and developmental dyslexia: two pathways leading to impaired learningGuinevere F Eden
Department of Pediatrics, Georgetown University, Washington, DC 20057, USA
Ann N Y Acad Sci 1145:316-27. 2008....
The fMRI success rate of children and adolescents: typical development, epilepsy, attention deficit/hyperactivity disorder, and autism spectrum disordersBenjamin E Yerys
Department of Neurosciences, Children s National Medical Center, George Washington University School of Medicine, Washington, DC, USA
Hum Brain Mapp 30:3426-35. 2009..Studies with 4- to 6-year-olds may require 20-40% additional participants; studies with 10- to 18-year-olds may require 10-15% additional participants...
Dopamine transporter genotype predicts implicit sequence learningJessica R Simon
Department of Psychology, Georgetown University, Washington, DC 20057, United States
Behav Brain Res 216:452-7. 2011....
Age-related differences in multiple measures of white matter integrity: A diffusion tensor imaging study of healthy agingIlana J Bennett
Department of Psychology, Georgetown University, Washington, District of Columbia 20057, USA
Hum Brain Mapp 31:378-90. 2010..Together, these findings complement other recent studies in providing information about patterns of diffusivity that are characteristic of healthy aging...
Functional anatomy of listening and reading comprehension during developmentMadison M Berl
Children s National Medical Center, Department of Neuroscience, Washington, DC 20010, USA
Brain Lang 114:115-25. 2010....
Immature frontal lobe contributions to cognitive control in children: evidence from fMRISilvia A Bunge
Neurosciences Program, Stanford University, Stanford, CA 94305, USA
Neuron 33:301-11. 2002..Thus, children exhibited immature prefrontal activation that varied according to the type of cognitive control required...
Functional imaging of developmental and adaptive changes in neurocognitionMadison M Berl
Department of Neurosciences, Children s National Medical Center, George Washington University School of Medicine, Washington, DC 20037, USA
Neuroimage 30:679-91. 2006..We review current methods and propose potential solutions...
Long-term memory for the terrorist attack of September 11: flashbulb memories, event memories, and the factors that influence their retentionWilliam Hirst
Department of Psychology, New School for Social Research, New York, NY 10011, USA
J Exp Psychol Gen 138:161-76. 2009..The results are discussed in terms of community memory practices...
Research Grants
- Integrating brain imaging and genetic analysis of ADHDCHANDAN VAIDYA; Fiscal Year: 2007..Examination of such genotype-phenotype relationships will elucidate potential etiological factors and neuropathophysiology of ADHD that will be useful in diagnosis, early intervention, and treatment planning. ..
- Neuroimaging of Top-Down Control and Bottom-Up Processes in Childhood ASDChandan J Vaidya; Fiscal Year: 2010..Knowledge gained from proposed studies will refine clinical characterization and reveal new targets for pharmacological and behavioral treatment for Autism Spectrum Disorders. ..
