Dawna Duff|J. Bruce Tomblin|Hugh W. Catts
The Influence of Reading on Vocabulary Growth: A Case for a Matthew Effect
University of Iowa|Google (United States)|University of Iowa|Google (United States)|Florida State University|Google (United States)
purpose individual differences vocabulary development may affect academic social opportunities proposed individual differences word reading could affect rate vocabulary growth mediated amount reading experience process referred matthew effect stanovich 1986 method current study assessments written wordreading skills 4th grade oral vocabulary knowledge collected kindergarten 4th 8th 10th grades large epidemiologically based sample n 485 allowed test relationship early wordreading skills subsequent rate vocabulary growth results consistent hypothesis multilevel modeling revealed rate vocabulary growth 4th grade significantly related 4thgrade word reading controlling kindergarten vocabulary level average readers experienced higher rate vocabulary growth average readers conclusions vocabulary growth rate differences accumulated time effect vocabulary size large