Chapter 16. Bilingualism and Language Impairment

  1. Martin J. Ball Head Past President2,
  2. Dr. Michael R. Perkins Professor founder member Vice-President3,
  3. Dr. Nicole Müller2 and
  4. Sara Howard Senior Lecturer speech-language therapist pathologist President3
  1. Jan de Jong Assistant Professor Senior Researcher

Published Online: 6 MAR 2009

DOI: 10.1002/9781444301007.ch16

The Handbook of Clinical Linguistics

The Handbook of Clinical Linguistics

How to Cite

de Jong, J. (2008) Bilingualism and Language Impairment, in The Handbook of Clinical Linguistics (eds M. J. Ball, M. R. Perkins, N. Müller and S. Howard), Blackwell Publishing Ltd., Oxford, UK. doi: 10.1002/9781444301007.ch16

Editor Information

  1. 2

    University of Louisiana, Lafayette, USA

  2. 3

    Department of Human Communication Sciences, University of Sheffield, UK

Author Information

  1. University of Amsterdam, The Netherlands

Publication History

  1. Published Online: 6 MAR 2009
  2. Published Print: 28 MAR 2008

ISBN Information

Print ISBN: 9781405135221

Online ISBN: 9781444301007



  • language impairment - specific language impairment (SLI) in children and aphasia in adults;
  • bilingual language impairment in children;
  • bilingualism and language impairment;
  • language level as indicated by mean length of utterance (MLU);
  • matching language-impaired and non-impaired children - issues of comparability;
  • monolingual SLI in particular language and monolingual SLI across languages;
  • parallels between study of bilingual SLI and bilingual aphasia;
  • problems with use of spontaneous language;
  • Bilingual Aphasia Test (BAT) and broadening diagnostics of aphasia


This chapter contains sections titled:

  • Introduction

  • Bilingual SLI

  • Bilingual Aphasia

  • Assessment

  • References