Stephen A Petrill

Summary

Affiliation: Pennsylvania State University
Country: USA

Publications

  1. ncbi request reprint Task orientation, parental warmth and SES account for a significant proportion of the shared environmental variance in general cognitive ability in early childhood: evidence from a twin study
    Stephen A Petrill
    Department of Biobehavioral Health, Center for Developmental and Health Genetics, The Pennsylvania State University, University Park 16802, USA
    Dev Sci 7:25-32. 2004
  2. pmc Genetic and environmental contributions to general cognitive ability through the first 16 years of life
    Stephen A Petrill
    Department of Biobehavioral Health, The Pennsylvania State University, University Park, PA 16802, USA
    Dev Psychol 40:805-12. 2004
  3. pmc Reading skills in early readers: genetic and shared environmental influences
    Stephen A Petrill
    Center for Developmental and Health Genetics, Pennsylvania State University, University Park 16802, USA
    J Learn Disabil 39:48-55. 2006
  4. doi request reprint The nature and nurture of high IQ: an extended sensitive period for intellectual development
    Angela M Brant
    Department of Psychology, The Pennsylvania State University, PA 16802 3106, USA
    Psychol Sci 24:1487-95. 2013
  5. pmc A cross-sectional behavioral genetic analysis of task persistence in the transition to middle childhood
    Kirby Deater-Deckard
    Department of Psychology, University of Oregon, OR, USA
    Dev Sci 8:F21-6. 2005
  6. doi request reprint Development of a scale to assess the background, needs, and expectations of genetic counseling clients
    Kathryn F Peters
    Penn State Institute for Diabetes and Obesity, University Park, Pennsylvania, USA
    Am J Med Genet A 155:673-83. 2011
  7. doi request reprint A comparison of the background, needs, and expectations of patients seeking genetic counseling services
    Kathryn F Peters
    Penn State Institute for Diabetes and Obesity, University Park, Pennsylvania, USA
    Am J Med Genet A 155:697-705. 2011
  8. ncbi request reprint Nature, nurture and academic achievement: a twin study of teacher assessments of 7-year-olds
    Sheila O Walker
    Social, Genetic and Developmental Psychiatry Research Centre, Institute of Psychiatry, King s College, London, UK
    Br J Educ Psychol 74:323-42. 2004
  9. pmc Genetic effects on children's conversational language use
    Laura S DeThorne
    University of Illinois at Urbana Champaign, 901 South Sixth Street, Champaign, IL 61820, USA
    J Speech Lang Hear Res 51:423-35. 2008
  10. ncbi request reprint 'Return to home cage' as a reward for maze learning in young and old genetically heterogeneous mice
    David A Blizard
    Center for Developmental and Health Genetics, Pennsylvania State University, University Park, Pennsylvania, USA
    Comp Med 56:196-201. 2006

Detail Information

Publications19

  1. ncbi request reprint Task orientation, parental warmth and SES account for a significant proportion of the shared environmental variance in general cognitive ability in early childhood: evidence from a twin study
    Stephen A Petrill
    Department of Biobehavioral Health, Center for Developmental and Health Genetics, The Pennsylvania State University, University Park 16802, USA
    Dev Sci 7:25-32. 2004
    ..Additional analyses suggested that SES and parental warmth mediated about two-thirds of the shared environmental covariance between task engagement and cognitive skills...
  2. pmc Genetic and environmental contributions to general cognitive ability through the first 16 years of life
    Stephen A Petrill
    Department of Biobehavioral Health, The Pennsylvania State University, University Park, PA 16802, USA
    Dev Psychol 40:805-12. 2004
    ..Modeling results suggested that genetic factors mediated phenotypic stability throughout this entire period, whereas most age-to-age instability appeared to be due to nonshared environmental influences...
  3. pmc Reading skills in early readers: genetic and shared environmental influences
    Stephen A Petrill
    Center for Developmental and Health Genetics, Pennsylvania State University, University Park 16802, USA
    J Learn Disabil 39:48-55. 2006
    ..Furthermore, shared environmental effects estimated in twins were generally similar in magnitude to adoptive sibling correlations, suggesting highly replicable estimates across different study designs...
  4. doi request reprint The nature and nurture of high IQ: an extended sensitive period for intellectual development
    Angela M Brant
    Department of Psychology, The Pennsylvania State University, PA 16802 3106, USA
    Psychol Sci 24:1487-95. 2013
    ..The pattern held across a cross-sectional sample of almost 11,000 twin pairs and a longitudinal sample of twins, biological siblings, and adoptive siblings. ..
  5. pmc A cross-sectional behavioral genetic analysis of task persistence in the transition to middle childhood
    Kirby Deater-Deckard
    Department of Psychology, University of Oregon, OR, USA
    Dev Sci 8:F21-6. 2005
    ..Cross-sectional analysis indicated a strong developmental shift from shared environment variance among younger children to additive genetic variance in older children...
  6. doi request reprint Development of a scale to assess the background, needs, and expectations of genetic counseling clients
    Kathryn F Peters
    Penn State Institute for Diabetes and Obesity, University Park, Pennsylvania, USA
    Am J Med Genet A 155:673-83. 2011
    ..These data provide initial support for the BNE Scale as a psychometrically acceptable means to assess the clients' background, needs and expectations of genetic counseling...
  7. doi request reprint A comparison of the background, needs, and expectations of patients seeking genetic counseling services
    Kathryn F Peters
    Penn State Institute for Diabetes and Obesity, University Park, Pennsylvania, USA
    Am J Med Genet A 155:697-705. 2011
    ..Further, these data provide additional evidence of the reliability and validity of the BNE Scale to characterize groups of individuals eligible for genetic counseling...
  8. ncbi request reprint Nature, nurture and academic achievement: a twin study of teacher assessments of 7-year-olds
    Sheila O Walker
    Social, Genetic and Developmental Psychiatry Research Centre, Institute of Psychiatry, King s College, London, UK
    Br J Educ Psychol 74:323-42. 2004
    ..Twin research has consistently shown substantial genetic influence on individual differences in cognitive ability; however, much less is known about the genetic and environmental aetiologies of school achievement...
  9. pmc Genetic effects on children's conversational language use
    Laura S DeThorne
    University of Illinois at Urbana Champaign, 901 South Sixth Street, Champaign, IL 61820, USA
    J Speech Lang Hear Res 51:423-35. 2008
    ..The present study examined the extent of genetic and environmental influences on individual differences in children's conversational language use...
  10. ncbi request reprint 'Return to home cage' as a reward for maze learning in young and old genetically heterogeneous mice
    David A Blizard
    Center for Developmental and Health Genetics, Pennsylvania State University, University Park, Pennsylvania, USA
    Comp Med 56:196-201. 2006
    ..This reward procedure may reduce the potentially confounding effects of deprivation or aversive stimuli on maze performance and may be suitable as a motivational procedure for a wide range of subject groups...
  11. doi request reprint Comparison of the background, needs, and expectations for genetic counseling of adults with experience with Down syndrome, Marfan syndrome, and neurofibromatosis
    Kathryn F Peters
    Penn State Institute for Diabetes and Obesity, University Park, University Park, Pennsylvania, USA
    Am J Med Genet A 155:684-96. 2011
    ..These results support the usefulness of the BNE Scale to compare the BNE of patient groups, as well as provide important insight into the BNE of individuals seeking counseling about Down syndrome, Marfan syndrome, and NF...
  12. pmc Anger/frustration, task persistence, and conduct problems in childhood: a behavioral genetic analysis
    Kirby Deater-Deckard
    Department of Psychology, Virginia Polytechnic Institute and State University, Blacksburg, VA 24061, USA
    J Child Psychol Psychiatry 48:80-7. 2007
    ..Individual differences in conduct problems arise in part from proneness to anger/frustration and poor self-regulation of behavior. However, the genetic and environmental etiology of these connections is not known...
  13. pmc Children's history of speech-language difficulties: genetic influences and associations with reading-related measures
    Laura Segebart DeThorne
    Department of Speech and Hearing Science, University of Illinois at Urbana Champaign, IL 61820, USA
    J Speech Lang Hear Res 49:1280-93. 2006
    ....
  14. pmc A longitudinal behavioral genetic analysis of task persistence
    Kirby Deater-Deckard
    Department of Psychology, Virginia Polytechnic Institute and State University, VA 24061, USA
    Dev Sci 9:498-504. 2006
    ..Most of the stability was accounted for by genetic influences, whereas most of the change was accounted for by nonshared environment, including an association with observed differential maternal warm supportive behavior...
  15. pmc Twin gestation pregnancies: genetic counseling and testing experience
    Kathryn F Peters
    Center for Developmental and Health Genetics, Department of Biobehavioral Health, Pennsylvania State University, University Park 16802, USA
    J Genet Couns 15:119-27. 2006
    ..Implications of these data for the genetic counseling profession are discussed...
  16. ncbi request reprint Low expressive vocabulary: higher heritability as a function of more severe cases
    Laura S DeThorne
    Pennsylvania State University, University Park, USA
    J Speech Lang Hear Res 48:792-804. 2005
    ..Implications for molecular genetics and the construct of specific language deficits are discussed...
  17. pmc Developmental origins of low mathematics performance and normal variation in twins from 7 to 9 years
    Claire M A Haworth
    Social, Genetic and Developmental Psychiatry Centre, Institute of Psychiatry, King s College London, De Crespigny Park, London, United Kingdom
    Twin Res Hum Genet 10:106-17. 2007
    ..We conclude that, despite the considerable differences in mathematics curricula from 7 to 9 years, the same genetic effects largely operate at the two ages...
  18. pmc Mathematical ability of 10-year-old boys and girls: genetic and environmental etiology of typical and low performance
    Yulia Kovas
    Social, Genetic and Developmental Psychiatry Research Centre, Institute of Psychiatry, London, UK
    J Learn Disabil 40:554-67. 2007
    ..We conclude that low mathematical performance is the quantitative extreme of the same genetic and environmental factors responsible for variation throughout the distribution...
  19. ncbi request reprint Parent-child dyadic mutuality and child behavior problems: an investigation of gene-environment processes
    Kirby Deater-Deckard
    Department of Psychology, University of Oregon, Eugene 97403 1227, USA
    J Child Psychol Psychiatry 45:1171-9. 2004
    ..Furthermore, individual differences in children's mutuality and behavior problems involve transactions between genetic and environmental influences. Behavioral genetic designs are useful for elucidating these processes...