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Direct linkKieffer, Michael J. – Journal of Learning Disabilities, 2014
This study investigated the role of morphological awareness weaknesses in the reading difficulties encountered by Spanish-speaking language minority learners and their native English-speaking peers in sixth grade. One hundred and thirty-eight students (82 language minority learners; 56 native English speakers) were assessed on English measures of…
Descriptors: Reading Difficulties, Morphology (Languages), Metalinguistics, Reading Comprehension
Kieffer, Michael J.; Lesaux, Nonie K. – Reading and Writing: An Interdisciplinary Journal, 2012
Despite acknowledging the complex nature of vocabulary knowledge, researchers have rarely investigated the dimensionality of this construct empirically. This study was designed to test a multi-dimensional model of English vocabulary knowledge for sixth-grade students from linguistically diverse backgrounds (n = 584). Participants included language…
Descriptors: Vocabulary, Knowledge Level, Minority Groups, English
Kieffer, Michael J. – American Educational Research Journal, 2011
Using longitudinal data on a nationally representative U.S. cohort, this study examined the roles of language minority (LM) status and English proficiency in English reading growth across the elementary and middle school years. Piecewise growth modeling was used to compare English reading growth trajectories for native English speakers and LM…
Descriptors: English (Second Language), Language Minorities, Native Speakers, Limited English Speaking
Kieffer, Michael J.; Lesaux, Nonie K. – Elementary School Journal, 2012
One dimension of language proficiency considered important for reading and writing academic texts is morphological awareness--the understanding of how complex words are formed from meaningful smaller units (i.e., affixes, roots) that contribute to words' meanings and functions. This quasi-experimental study evaluated the effects of instruction on…
Descriptors: Language Minorities, Middle Schools, Grade 6, English (Second Language)
