Michele M M Mazzocco

Summary

Affiliation: Johns Hopkins University
Country: USA

Publications

  1. ncbi Introduction: mathematics ability, performance, and achievement
    Michele M M Mazzocco
    Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Balimore, MD, USA
    Dev Neuropsychol 33:197-204. 2008
  2. ncbi Preschoolers' precision of the approximate number system predicts later school mathematics performance
    Michele M M Mazzocco
    Kennedy Krieger Institute, Baltimore, Maryland, United States of America
    PLoS ONE 6:e23749. 2011
  3. ncbi Impaired acuity of the approximate number system underlies mathematical learning disability (dyscalculia)
    Michele M M Mazzocco
    Math Skills Development Project, Kennedy Krieger Institute, Baltimore, MD 21211, USA
    Child Dev 82:1224-37. 2011
  4. ncbi Parts and 'holes': gaps in rational number sense among children with vs. without mathematical learning disabilities
    Michele M M Mazzocco
    Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, MD, USA
    Dev Sci 11:681-91. 2008
  5. ncbi Is it a fact? Timed arithmetic performance of children with mathematical learning disabilities (MLD) varies as a function of how MLD is defined
    Michele M M Mazzocco
    Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, MD, USA
    Dev Neuropsychol 33:318-44. 2008
  6. ncbi Rote numeric skills may mask underlying mathematical disabilities in girls with fragile x syndrome
    Melissa M Murphy
    Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, MD, USA
    Dev Neuropsychol 33:345-64. 2008
  7. ncbi Individual differences in non-verbal number acuity correlate with maths achievement
    Justin Halberda
    Johns Hopkins University, Ames Hall, 3400 North Charles Street, Baltimore, Maryland 21218, USA
    Nature 455:665-8. 2008
  8. ncbi A longitudinal assessment of executive function skills and their association with math performance
    Michele M M Mazzocco
    Johns Hopkins School of Medicine Baltimore, MD, USA
    Child Neuropsychol 13:18-45. 2007
  9. ncbi Ocular motor indicators of executive dysfunction in fragile X and Turner syndromes
    Adrian G Lasker
    Department of Neurology, Suite 2210, Pathology Building, The Johns Hopkins School of Medicine, 601 N Broadway, Baltimore, MD 21287 6921, USA
    Brain Cogn 63:203-20. 2007
  10. ncbi Mathematical learning disability in girls with Turner syndrome: a challenge to defining MLD and its subtypes
    Michele M M Mazzocco
    Math Skills Development Project, Kennedy Krieger Institute, and Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, Maryland 21211, USA
    Dev Disabil Res Rev 15:35-44. 2009

Detail Information

Publications15

  1. ncbi Introduction: mathematics ability, performance, and achievement
    Michele M M Mazzocco
    Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Balimore, MD, USA
    Dev Neuropsychol 33:197-204. 2008
  2. ncbi Preschoolers' precision of the approximate number system predicts later school mathematics performance
    Michele M M Mazzocco
    Kennedy Krieger Institute, Baltimore, Maryland, United States of America
    PLoS ONE 6:e23749. 2011
    ..To our knowledge, these results provide the first evidence for early ANS precision, measured before the onset of formal education, predicting later mathematical abilities...
  3. ncbi Impaired acuity of the approximate number system underlies mathematical learning disability (dyscalculia)
    Michele M M Mazzocco
    Math Skills Development Project, Kennedy Krieger Institute, Baltimore, MD 21211, USA
    Child Dev 82:1224-37. 2011
    ..This relation persists even when controlling for domain-general abilities. Furthermore, this ANS precision does not differentiate low-achieving from typically achieving students, suggesting an ANS deficit that is specific to MLD...
  4. ncbi Parts and 'holes': gaps in rational number sense among children with vs. without mathematical learning disabilities
    Michele M M Mazzocco
    Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, MD, USA
    Dev Sci 11:681-91. 2008
    ..Our findings suggest that a simple task involving naming and rank ordering fractions and decimals may be a useful addition to in-class assessments used to determine children's learning of rational numbers...
  5. ncbi Is it a fact? Timed arithmetic performance of children with mathematical learning disabilities (MLD) varies as a function of how MLD is defined
    Michele M M Mazzocco
    Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, MD, USA
    Dev Neuropsychol 33:318-44. 2008
    ..Finally, the types of errors made by children with MLD reflect reliance on processes other than retrieval to solve these alleged "math facts."..
  6. ncbi Rote numeric skills may mask underlying mathematical disabilities in girls with fragile x syndrome
    Melissa M Murphy
    Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, MD, USA
    Dev Neuropsychol 33:345-64. 2008
    ..In terms of applications to serving girls with fragile X, it is important to consider that efficient rote skills may not only fail to enhance math achievement, they may hinder achievement by masking underlying conceptual deficiencies...
  7. ncbi Individual differences in non-verbal number acuity correlate with maths achievement
    Justin Halberda
    Johns Hopkins University, Ames Hall, 3400 North Charles Street, Baltimore, Maryland 21218, USA
    Nature 455:665-8. 2008
    ..Further research will determine whether early differences in number sense acuity affect later maths learning, whether maths education enhances number sense acuity, and the extent to which tertiary factors can affect both...
  8. ncbi A longitudinal assessment of executive function skills and their association with math performance
    Michele M M Mazzocco
    Johns Hopkins School of Medicine Baltimore, MD, USA
    Child Neuropsychol 13:18-45. 2007
    ..These findings have implications for the stability of EF skills during the school-age years, and the role of EF in early and later elementary school mathematics performance...
  9. ncbi Ocular motor indicators of executive dysfunction in fragile X and Turner syndromes
    Adrian G Lasker
    Department of Neurology, Suite 2210, Pathology Building, The Johns Hopkins School of Medicine, 601 N Broadway, Baltimore, MD 21287 6921, USA
    Brain Cogn 63:203-20. 2007
    ..These findings indicate that different brain regions are affected in the two disorders, and suggest that different pathways lead to the similar cognitive phenotypes described for fragile X and Turner syndromes...
  10. ncbi Mathematical learning disability in girls with Turner syndrome: a challenge to defining MLD and its subtypes
    Michele M M Mazzocco
    Math Skills Development Project, Kennedy Krieger Institute, and Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, Maryland 21211, USA
    Dev Disabil Res Rev 15:35-44. 2009
    ....
  11. ncbi Cognitive characteristics of children with mathematics learning disability (MLD) vary as a function of the cutoff criterion used to define MLD
    Melissa M Murphy
    Math Skills Development Project, Kennedy Krieger Institute, Baltimore, MD 21211, USA
    J Learn Disabil 40:458-78. 2007
    ..These results highlight differences in student characteristics based on the definition of MLD and illustrate the value of examining skill areas associated with math performance in addition to math performance itself...
  12. ncbi Barth syndrome is associated with a cognitive phenotype
    Michele M M Mazzocco
    Kennedy Krieger Institute, Baltimore, MD 21211, USA
    J Dev Behav Pediatr 28:22-30. 2007
    ..A preliminary study of five young boys with Barth syndrome suggested a distinct cognitive phenotype...
  13. ncbi Language use in females with fragile X or Turner syndrome during brief initial social interactions
    Michele M M Mazzocco
    Johns Hopkins School of Medicine and Kennedy Krieger Institute, KKI West Campus, 3825 Greenspring Avenue, Baltimore, MD 21211, USA
    J Dev Behav Pediatr 27:319-28. 2006
    ..Our findings suggest that language use may influence social function in females with fragile X syndrome and that such language characteristics may be observed in the context of brief encounters with an unfamiliar adult...
  14. ncbi Visuospatial skills and their association with math performance in girls with fragile X or Turner syndrome
    Michele M M Mazzocco
    The Johns Hopkins School of Medicine, Baltimore, MD, USA
    Child Neuropsychol 12:87-110. 2006
    ..These results reflect important differences between two cognitive phenotypes and have implications for the role of visuospatial processing in early math performance...
  15. ncbi A developmental approach to understanding Fragile X syndrome in females
    Cynthia S Keysor
    Department of Psychiatry, Kennedy Krieger Institute, Baltimore, Maryland 21211, USA
    Microsc Res Tech 57:179-86. 2002
    ..Identifying key deficits in cognitive and socio-emotional functioning has important implications for early detection and intervention for girls with FraX. Directions for future research are discussed...