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Dive into the research topics where Ludo Verhoeven is active.

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Featured researches published by Ludo Verhoeven.


Reading Research Quarterly | 2003

Language proficiency and reading ability in first- and second-language learners

Mienke Droop; Ludo Verhoeven

The purpose of the present study was to investigate the development of and interrelations between the language proficiencies and reading abilities of children learning to read in either a first language or a second language. The authors compared the reading-comprehension, word-decoding, and oral-language skills of both high and low SES Dutch third and fourth graders to the skills of low SES minority third and fourth graders from a Turkish or Moroccan background living in the Netherlands. Several tests of reading comprehension, word decoding, oral text comprehension, morphosyntactic knowledge, and vocabulary knowledge were administered at the beginning of third grade, the end of third grade, and the end of fourth grade. The results showed the minority children to be faster decoders than the Dutch low SES children. With respect to reading comprehension and oral language proficiency, however, the minority children were found to lag behind the Dutch children in all respects. With respect to the interrelations between oral-language skills and reading skills, the development of reading comprehension was found to be influenced more by top-down comprehension-based processes than by bottom-up word-decoding processes for both the first- and second-language learners. The oral Dutch skills of the minority children played a more prominent role in the explanation of their reading-comprehension skills than the oral-language skills of the Dutch children, however.


Scientific Studies of Reading | 2011

Vocabulary Growth and Reading Development across the Elementary School Years

Ludo Verhoeven; Jan van Leeuwe; Anne Vermeer

The associations between vocabulary growth and reading development were examined longitudinally for a representative sample of Dutch children throughout the elementary school period. Data on basic and advanced vocabulary, word decoding, and reading comprehension were collected across the different grades. The results showed significant progress on all of the measures over time. The stability of the vocabulary measures was high, which shows a great deal of continuity in both the basic and advanced vocabularies of the children. Beginning vocabulary was found to predict early word decoding and reading comprehension as was predicted from the lexical restructuring hypothesis. From second grade on, word decoding predicted later vocabulary development. Moreover, a reciprocal relationship between the childrens advanced vocabulary and reading comprehension was detected. The data provide support for the lexical quality hypothesis as knowledge of word forms and word meanings predicts the development of reading comprehension.


Computer Education | 2002

Multimedia support of early literacy learning

Eliane Segers; Ludo Verhoeven

In the present article, the development of a child-friendly computer software program to enhance the early literacy skills of kindergarteners in the Netherlands is described. The ergonomic aspects of designing software for young children are described along with the content of the program in connection with the literature on early literacy. The results of two studies with immigrant kindergarteners trained using the story and the vocabulary part of the program are also reported. After a short amount of training, the vocabulary of the children was found to show significant gains.


Journal of Educational Psychology | 2007

Predictors of Reading and Spelling Abilities in First- and Second-Language Learners.

Wilma Jongejan; Ludo Verhoeven; Linda S. Siegel

This study examined the basic literacy skills and related processes of 1st- through 4th-grade children speaking English as a 1st language (L1) and English as a 2nd language (ESL). The performances of the L1 and ESL children on phonological awareness, word and pseudoword reading, and word and pseudoword spelling tasks were highly similar. The ESL children were at an advantage with regard to lexical access but performed more poorly on verbal working memory and syntactic awareness tasks. The results suggest that the main processes underlying L1 childrens basic reading ability in Grades 1 and 2, namely phonological awareness and lexical access, are of equal importance for ESL children. Phonological awareness remained the strongest predictor of word reading ability for L1 and ESL children in Grades 3 and 4. However, the processes involved in L1 and ESL word reading and spelling appeared to vary at other points. Verbal working memory and syntactic awareness were found to be of importance for the word reading and spelling abilities of L1 children but not for ESL children. Lexical access was found to be of more importance for ESL children.


Journal of Literacy Research | 1998

Background Knowledge, Linguistic Complexity, and Second-Language Reading Comprehension

Mienke Droop; Ludo Verhoeven

In the present study, the role of cultural background knowledge on the reading comprehension of third graders acquiring literacy in Dutch as a first and second language is examined while the children read noncontrived texts from the reading curricula. Children were given three types of texts: texts referring to Dutch culture, texts referring to the cultures of immigrants from Near Eastern countries (i.e., Turkey and Morocco), and neutral texts. Within each type of text, a distinction was made between two levels of linguistic complexity. By means of reading-aloud protocols, retelling and questioning the childrens reading performance on the distinguished types of texts was analyzed. A facilitating effect of cultural familiarity was found for both reading comprehension and reading efficiency. For the minority children, this effect was restricted to linguistically simple texts, because of their limited knowledge of the target language, Dutch.


Journal of Deaf Studies and Deaf Education | 2008

The Relationship between the Reading and Signing Skills of Deaf Children in Bilingual Education Programs.

Daan Hermans; Harry Knoors; E.A. Ormel; Ludo Verhoeven

This paper reports on one experiment in which we investigated the relationship between reading and signing skills. We administered a vocabulary task and a story comprehension task in Sign Language of the Netherlands and in written Dutch to a group of 87 deaf children from bilingual education programs. We found a strong and positive correlation between the scores obtained in the sign vocabulary task and the reading vocabulary task when age, short-term memory scores, and nonverbal intelligence scores were controlled for. In addition, a correlation was observed between the scores in the story comprehension tasks in Sign Language of the Netherlands and written Dutch but only when vocabulary scores for words and signs were not taken into account. The results are briefly discussed with reference to a model we recently proposed to describe lexical development for deaf children in bilingual education programs (Hermans, D., Knoors, H., Ormel, E., & Verhoeven, L., 2008). In addition, the implications of the results of the present study for previous studies on the relationship between reading and signing skills are discussed.


Applied Psycholinguistics | 2007

Early bilingualism, language transfer, and phonological awareness

Ludo Verhoeven

The purpose of the present study was to investigate the relations between early bilingualism and phonological awareness in a sample of 75 Turkish–Dutch bilingual kindergarten children living in The Netherlands. In a longitudinal design, the childrens first (L1) and second (L2) language abilities were measured at the beginning and end of kindergarten. At the end of kindergarten, the childrens metalinguistic skills within the domain of phonological awareness were also assessed. Linear structural equation modeling was used to examine the types of intralingual (language-specific) and interlingual (language-transfer) processes over time. In addition, just how the patterns of bilingual development related to the childrens later phonological awareness was examined. Turkish was found to be the dominant language on both measurement occasions. In addition to the expected longitudinal relations, there was evidence for transfer from L1 to L2. Two interrelated phonological factors emerged: phonotactic awareness and phonemic awareness. Variation in the two types of childrens phonological awareness was predicted by both L1 and L2 abilities.


International Journal of Language & Communication Disorders | 2009

Pragmatic Language Impairment and Associated Behavioural Problems.

Mieke P. Ketelaars; Juliane Cuperus; Kino Jansonius; Ludo Verhoeven

BACKGROUND Specific language impairment (SLI) is diagnosed when a child shows isolated structural language problems. The diagnosis of pragmatic language impairment (PLI) is given to children who show difficulties with the use of language in context. Unlike children with SLI, these children tend to show relatively intact structural language skills while they do exhibit clear communicative deficits. There is hardly any research on the relationship between pragmatic competence and behavioural problems. Existing research suggests a strong relationship, but has only been executed on clinical SLI samples. Moreover, it is not known whether pragmatic language problems are related to specific types of behavioural problems. AIMS This study aims to clarify the incidence and nature of behavioural problems in children with PLI using a prognostic design in mainstream education. This design should provide valuable insights into the general relationship between PLI and various behavioural problems. METHODS & PROCEDURES Teachers completed the Childrens Communication Checklist (CCC) and the Strengths and Difficulties Questionnaire (SDQ) and provided additional data for a sample of 1364 children aged 4 years. OUTCOMES & RESULTS Within the community sample, pragmatic competence is highly correlated with behavioural problems. Pragmatic competence is a good predictor of behavioural problems, and once pragmatic competence is accounted for, structural language abilities do not predict behavioural problems. Children with pragmatic language impairment often show behavioural problems, largely of an externalizing nature. The most prominent problems are hyperactivity and the lack of prosocial behaviour, which reach clinical levels for this group. However, all problem levels are elevated compared with normally developing children. CONCLUSIONS & IMPLICATIONS Young children with PLI show a wide variety of behavioural problems. Early assessment of pragmatic competence may benefit early detection of children at risk of behavioural problems. Furthermore, due to the relationship between pragmatic competence, behavioural problems and possible underlying disorders such as autism and attention-deficit hyperactivity disorder (ADHD), early assessment of pragmatic competence may also provide an early marker for the detection of autism or ADHD.


Scientific Studies of Reading | 2003

Introduction to This Special Issue: The role of morphology in learning to read

Ludo Verhoeven; Charles A. Perfetti

Reading involves the decoding of written forms into language forms that represent phonological, morphological, and word level units. Thus, orthographies convey not only phonological but also morphological information-the word roots, syntactic inflections, and derivational relations that constitute the minimal semantic and grammatical units of a language. There are many psycholinguistic issues brought to light by the facts about morphology. However, the central one has focused on decomposition-whether and how language users, including readers, decompose morphologically complex words into their constituent morphemes.


Journal of Computer Assisted Learning | 2005

Long-term effects of computer training of phonological awareness in kindergarten

Eliane Segers; Ludo Verhoeven

The present study examined the long-term effects of a computer intervention for the development of phonological awareness in Dutch kindergartners. Native Dutch and immigrant children worked with the software 15 min/week during one school year. Following a pretest - interim test - post-test - retention test design, the effects on rhyming, phonemic segmentation, auditory blending, and grapheme knowledge were assessed. The intervention showed significant immediate effects on rhyming and grapheme knowledge. The time spent on the computer games also correlated with the learning gains for the experimental group. In the first grade, retention effects were demonstrated after 4 months of formal reading education.

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Eliane Segers

Radboud University Nijmegen

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Harry Knoors

Radboud University Nijmegen

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P.C.J. Segers

Radboud University Nijmegen

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Hans van Balkom

Radboud University Nijmegen

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A.M.T. Bosman

Radboud University Nijmegen

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Margriet A. Groen

Radboud University Nijmegen

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Mienke Droop

Radboud University Nijmegen

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M.H.J. Peeters

Radboud University Nijmegen

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Juliane Cuperus

Radboud University Nijmegen

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Robert Schreuder

Radboud University Nijmegen

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