Evidence map›Paper›PMID 20204169›Full record

ArticleJournal of educational psychology2010

"Teacher Effects" in Early Literacy Development: Evidence from a Study of Twins.

Brian Byrne, William L Coventry, Richard K Olson, Sally J Wadsworth, Stefan Samuelsson, Stephen A Petrill, Erik G Willcutt, Robin Corley

Abstract read
In one paragraph

Article in Journal of educational psychology, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

17 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Article
  3. Article
  4. Article
  5. Article
  6. Examining the Etiology of Reading Disability as Conceptualized by the Hybrid Model.Scientific studies of reading : the official journal of the Society for the Scientific Study of Reading · 2018
    Article
  7. Article
  8. Why do Children Differ in Their Development of Reading and Related Skills?Scientific studies of reading : the official journal of the Society for the Scientific Study of Reading · 2014
    Article
  9. Article
  10. Commentary on two classroom observation systems: moving toward a shared understanding of effective teaching.School psychology quarterly : the official journal of the Division of School Psychology, American Psychological Association · 2013
    Article
  11. There Is a World Outside of Experimental Designs: Using Twins to Investigate Causation.Assessment for effective intervention : official journal of the Council for Educational Diagnostic Services · 2013
    Article
  12. Article
  13. Modeling the Etiology of Individual Differences in Early Reading Development: Evidence for Strong Genetic Influences.Scientific studies of reading : the official journal of the Society for the Scientific Study of Reading · 2013
    Article
  14. Genetic and Environmental Influences on Vocabulary and Reading Development.Scientific studies of reading : the official journal of the Society for the Scientific Study of Reading · 2011
    Article
  15. Genetic and environmental influences on the growth of early reading skills.Journal of child psychology and psychiatry, and allied disciplines · 2010
    Article
  16. Article
  17. Does classroom separation affect twins' reading ability in the early years of school?Twin research and human genetics : the official journal of the International Society for Twin Studies · 2009
    Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Brian ByrneUniversity of New England.
William L Coventry
Richard K Olson
Sally J Wadsworth
Stefan Samuelsson
Stephen A Petrill
Erik G Willcutt
Robin Corley

Funding

VALIDITY OF SUBTYPES OF ADHDP50HD027802 · NICHD · UNIVERSITY OF COLORADO AT BOULDER · PI ERIK G WILLCUTT · 1990 to 2026
$44.9M
Longitudinal Twin Study of Early Reading Development (supplement)R01HD038526 · NICHD · UNIVERSITY OF COLORADO AT BOULDER · PI OLSON, RICHARD K · 2000 to 2010
$4.2M
NICHD NIH HHS P50 HD027802NICHD NIH HHS R01 HD038526
6 · The paper itself

Abstract

It is often assumed that differences in teacher characteristics are a major source of variability in children's educational achievements. We examine this assumption for early literacy achievement by calculating the correlations between pairs of twin children who either share or do not share a teacher in kindergarten, Grade 1, and Grade 2. Teacher effects, or more strictly classroom effects, would show up as higher correlations for same- than different-class twin pairs. Same-class correlations were generally higher than different-class correlations, though not significantly so on most occasions. On the basis of the results we estimate that the maximum variance accounted for by being assigned to same or different classrooms is 8%. This is an upper-bound figure for a teacher effect because factors other than teachers may contribute to variation attributable to classroom assignment. We discuss the limitations of the study and draw out some of its educational implications.

Identifiers

PMID20204169
PMCPMC2830009

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.