Sally Wadsworth

Summary

Affiliation: University of Colorado
Country: USA

Publications

  1. pmc Multiple regression analysis of reading performance data from twin pairs with reading difficulties and nontwin siblings: the augmented model
    Sally J Wadsworth
    Institute for Behavioral Genetics, University of Colorado, Boulder, CO 80309, USA
    Twin Res Hum Genet 15:116-9. 2012
  2. ncbi request reprint Stability of genetic and environmental influences on reading performance at 7, 12, and 16 years of age in the Colorado Adoption Project
    S J Wadsworth
    Institute for Behavioral Genetics, University of Colorado, Boulder 80309, USA
    Behav Genet 31:353-9. 2001
  3. ncbi request reprint Parent-offspring resemblance for reading performance at 7, 12 and 16 years of age in the Colorado Adoption Project
    S J Wadsworth
    Institute for Behavioral Genetics, University of Colorado, 80309 0447, USA
    J Child Psychol Psychiatry 43:769-74. 2002
  4. pmc Differential genetic etiology of reading difficulties as a function of IQ: an update
    S J Wadsworth
    Institute for Behavioral Genetics, University of Colorado, Boulder, CO 80309, USA
    Behav Genet 40:751-8. 2010
  5. ncbi request reprint Genetic etiology of reading difficulties in boys and girls
    Sally J Wadsworth
    Institute for Behavioral Genetics, University of Colorado, Boulder, Colorado 80309, USA
    Twin Res Hum Genet 8:594-601. 2005
  6. ncbi request reprint Colorado longitudinal twin study of reading disability
    Sally J Wadsworth
    Institute for Behavioral Genetics, University of Colorado, 447 UCB, Boulder, CO 80309, USA
    Ann Dyslexia 57:139-60. 2007
  7. pmc Understanding the complex etiologies of developmental disorders: behavioral and molecular genetic approaches
    Erik G Willcutt
    Department of Psychology and Neuroscience, University of Colorado at Boulder, Boulder, CO 80309, USA
    J Dev Behav Pediatr 31:533-44. 2010
  8. ncbi request reprint Genetic and environmental influences on age at sexual initiation in the Colorado Adoption Project
    J B Bricker
    Institute for Behavioral Genetics, University of Colorado, 447 UCB, Boulder, CO 80309, USA
    Behav Genet 36:820-32. 2006
  9. ncbi request reprint Self-reported reading problems in parents of twins with reading difficulties
    C J Davis
    Institute for Behavioral Genetics, University of Colorado, Boulder 80309 0447, USA
    Twin Res 3:88-91. 2000
  10. ncbi request reprint Sensory processing, reading, IQ, and attention
    Jacqueline Hulslander
    Department of Psychology, University of Colorado, Boulder, CO 80309, USA
    J Exp Child Psychol 88:274-95. 2004

Research Grants

  1. DETERMINANTS OF BEHAVIORAL DEVELOPMENT IN CHILDREN
    Sally Wadsworth; Fiscal Year: 2006
  2. Longitudinal Twin Study of Reading Disability
    Sally Wadsworth; Fiscal Year: 2006
  3. Determinants of Behavioral Development
    Sally J Wadsworth; Fiscal Year: 2010

Detail Information

Publications15

  1. pmc Multiple regression analysis of reading performance data from twin pairs with reading difficulties and nontwin siblings: the augmented model
    Sally J Wadsworth
    Institute for Behavioral Genetics, University of Colorado, Boulder, CO 80309, USA
    Twin Res Hum Genet 15:116-9. 2012
    ..36) may be substantially greater than those for less contemporaneous twin-sibling pairs (.14)...
  2. ncbi request reprint Stability of genetic and environmental influences on reading performance at 7, 12, and 16 years of age in the Colorado Adoption Project
    S J Wadsworth
    Institute for Behavioral Genetics, University of Colorado, Boulder 80309, USA
    Behav Genet 31:353-9. 2001
    ..g., instructional methods, teachers, peers) for the development of individual differences in reading performance between 7 and 16 years of age...
  3. ncbi request reprint Parent-offspring resemblance for reading performance at 7, 12 and 16 years of age in the Colorado Adoption Project
    S J Wadsworth
    Institute for Behavioral Genetics, University of Colorado, 80309 0447, USA
    J Child Psychol Psychiatry 43:769-74. 2002
    ....
  4. pmc Differential genetic etiology of reading difficulties as a function of IQ: an update
    S J Wadsworth
    Institute for Behavioral Genetics, University of Colorado, Boulder, CO 80309, USA
    Behav Genet 40:751-8. 2010
    ..75 (±.12) and .50 (±.10), respectively (p ≤ .045). These results suggest that reading difficulties in children with a higher IQ are due substantially to genetic influences and may require intensive remediation efforts...
  5. ncbi request reprint Genetic etiology of reading difficulties in boys and girls
    Sally J Wadsworth
    Institute for Behavioral Genetics, University of Colorado, Boulder, Colorado 80309, USA
    Twin Res Hum Genet 8:594-601. 2005
    ..53, respectively), but the difference was nonsignificant (p > .3). A test for qualitative gender differences was also nonsignificant. Thus, these results provide little evidence for a differential genetic etiology of RD in boys and girls...
  6. ncbi request reprint Colorado longitudinal twin study of reading disability
    Sally J Wadsworth
    Institute for Behavioral Genetics, University of Colorado, 447 UCB, Boulder, CO 80309, USA
    Ann Dyslexia 57:139-60. 2007
    ..In addition, genetic correlations reached unity for both groups, suggesting that the same genetic influences are manifested at both time points...
  7. pmc Understanding the complex etiologies of developmental disorders: behavioral and molecular genetic approaches
    Erik G Willcutt
    Department of Psychology and Neuroscience, University of Colorado at Boulder, Boulder, CO 80309, USA
    J Dev Behav Pediatr 31:533-44. 2010
    ..Implications of the results for these specific disorders and for developmental disabilities as a whole are discussed, and novel directions for future research are highlighted...
  8. ncbi request reprint Genetic and environmental influences on age at sexual initiation in the Colorado Adoption Project
    J B Bricker
    Institute for Behavioral Genetics, University of Colorado, 447 UCB, Boulder, CO 80309, USA
    Behav Genet 36:820-32. 2006
    ....
  9. ncbi request reprint Self-reported reading problems in parents of twins with reading difficulties
    C J Davis
    Institute for Behavioral Genetics, University of Colorado, Boulder 80309 0447, USA
    Twin Res 3:88-91. 2000
    ..Therefore, results of the present twin study support those of previous studies with non-twin children in which parental self-reports have been found to provide a valid index of family history status for reading difficulties...
  10. ncbi request reprint Sensory processing, reading, IQ, and attention
    Jacqueline Hulslander
    Department of Psychology, University of Colorado, Boulder, CO 80309, USA
    J Exp Child Psychol 88:274-95. 2004
    ....
  11. ncbi request reprint Genetic and environmental influences on word recognition and spelling deficits as a function of age
    Angela Friend
    Department of Psychology, 345 UCB, University of Colorado at Boulder, Boulder, CO 80309, USA
    Behav Genet 37:477-86. 2007
    ..However, the tests for an interaction between genetic influences on word recognition and spelling deficits as a function of age were not significant...
  12. ncbi request reprint Etiology of the stability of reading difficulties: the longitudinal twin study of reading disabilities
    Raven L Astrom
    Institute for Behavioral Genetics, Department of Psychology, University of Colorado, Boulder, Colorado 80309, United States of America
    Twin Res Hum Genet 10:434-9. 2007
    ..65, indicating that common genetic influences account for approximately 75% of the stability between reading measures at the two time points...
  13. ncbi request reprint Genetic influences on reading difficulties in boys and girls: the Colorado twin study
    Jesse L Hawke
    Institute for Behavioral Genetics, University of Colorado, Boulder 80309 0447, USA
    Dyslexia 12:21-9. 2006
    ..86) or continuously (p > or = 0.71). Thus, results of this study provide little or no evidence for a differential genetic etiology of reading difficulties in males and females...
  14. doi request reprint DeFries-Fulker and Pearson-Aitken model-fitting analyses of reading performance data from selected and unselected twin pairs
    Jesse L Hawke
    Institute for Behavioral Genetics, University of Colorado, Boulder, 447 UCB, Boulder, CO 80309 0447, US
    Behav Genet 38:101-7. 2008
    ..However, the PA selection formula may be more readily generalized to the multivariate case...
  15. ncbi request reprint Causal models of reading disability: a twin study
    Rolando D Tiu
    Institute for Behavioral Genetics, University of Colorado, Boulder 80309 0447, USA
    Twin Res 7:275-83. 2004
    ..Thus a more complete causal model of reading disability should include IQ as well as measures of phonological processing and naming speed...

Research Grants11

  1. DETERMINANTS OF BEHAVIORAL DEVELOPMENT IN CHILDREN
    Sally Wadsworth; Fiscal Year: 2006
    ..This final proposed continuation of HD-10333 will reap the harvest from this landmark study of child development, with important implications for education, mental health, and childrearing practices. ..
  2. Longitudinal Twin Study of Reading Disability
    Sally Wadsworth; Fiscal Year: 2006
    ..Univariate and bivariate QTL analyses of reading deficits and ADHD, reading component processes and other psychopathology will also be conducted. ..
  3. Determinants of Behavioral Development
    Sally J Wadsworth; Fiscal Year: 2010
    ..Thus, the continuation of HD010333 will provide the foundation for a truly unique adoption study of behavioral development, spanning Infancy through early adulthood. ..