Background: Children with developmental language disorder (DLD) have problems acquiring language, affecting their communicative participation, social--emotional functioning (SEF) and quality of life (QoL). Aims: To investigate whether communicative participation mediates the relation between language and SEF and QoL. Methods & Procedures: In a…

Recent studies highlight the important contribution of phonological working memory (PM) in the early stages of both native and foreign language development. However, research on the effects of PM training on language development is very limited. This study aimed at assessing the effectiveness of a PM training educational intervention as a means of…

The purpose of this study was to investigate the effects of dialogic reading on the expressive vocabulary skills of children with moderate to severe expressive impairments. Previous research has shown positive effects of dialogic reading on the language skills of children who are typically developing and on children who are at-risk for language…

In this thesis, I present three related papers that collectively investigate the instructional supports on screen and in the media viewing context that influenced English and heritage language vocabulary knowledge in DLLs. In study 1, I examine how specific pedagogical approaches used in educational media might benefit DLLs. In study 2, I…

Lexicon Pirate was originally developed as a strategy intervention programme to treat lexical disorders of pre-school children. To evaluate the therapy's effectiveness for school-age students, a randomized controlled trial (RCT, N = 157) was conducted. Based on a pre--post-test design, the programme's impacts were compared with a control group…