The only volume to offer hands-on information about the wide range of research philosophies, methods and tools used across linguistics, phonetics, and speech science, as applied to disordered speech and language.

 Covers core topics for students undertaking their own research, including experimental and qualitative methods, sociolinguistics, corpus construction and analysis, data recording, transcription and digital analysis of speech, and speech imaging.
 Considers the research ethics associated with working with people who have speech, language or other communication difficulties.
 Includes a detailed discussion of the dissemination of research results, and advice on the writing of theses and dissertations, and on the writing and publishing of journal articles, as well the peer review process.
 Offers students and researchers from a variety of entry points such as linguistics, education, psychology, and speech pathology an introduction to the scope of research in clinical linguistics and phonetics, and a practical guide to this interdisciplinary field

Nicole Müller is Professor of Communicative Disorders at the University of Louisiana at Lafayette, and holds a Hawthorne-BORSF Endowed Professorship. She is co-editor of the journalClinical Linguistics and Phonetics and of the book seriesCommunication Disorders Across Languages. She is the co-author ofApproaches to Discourse in Dementia (with J. A. Guendouzi, Lawrence Erlbaum Association, 2006), editor ofMultilayered Transcription (Plural, 2007), and co-editor ofThe Handbook of Language and Speech Disorders (with J. S. Damico and M. J. Ball, Wiley-Blackwell, 2010).

Martin J. Ball is Hawthorne-BORSF Endowed Professor at the University of Louisiana at Lafayette. He is co-editor of the journalClinical Linguistics and Phonetics and two book series:Communication Disorders Across Languages andLanguage and Speech Disorders (with J. S. Damico). He co-editedThe Handbook of Clinical Linguistics (with M. Perkins, N. Müller and S. Howard, Wiley-Blackwell, 2008) andThe Celtic Languages (with N. Müller, Routledge, 2009), and co-wrotePhonology for Communication Disorders (with N. Müller and B. Rutter, Psychology Press, 2010).

Notes on Contributors vii

1 Linguistics, Phonetics, and Speech-Language Pathology: Clinical Linguistics and Phonetics 1
Nicole Müller and Martin J. Ball

2 Research Ethics 10
Thomas W. Powell

3 Experimental and Quasi-experimental Research in Clinical Linguistics and Phonetics 28
Vesna Mildner

4 The Investigation of Speech Production: Experimental and Quasi-experimental Approaches 48
B. May Bernhardt, Penelope Bacsfalvi, Marcy Adler-Bock, Geetanjalee Modha, and Barbara Purves

5 Investigating Disordered Language: Experimental and Quasi-experimental Approaches 63
Judith D. Oxley

6 Qualitative Research in Clinical Linguistics and Phonetics 87
Nicole Müller

7 An Ethnographic Approach to Assessing Communication Success in Interactions Involving Adults with Developmental Delay 107
Jacqueline Guendouzi and Paula S. Currie

8 Conversation Analysis Applied to Disordered Speech and Language 126
Scott Barnes and Alison Ferguson

9 Clinical Sociolinguistics 146
Martin J. Ball and Louise Keegan

10 The Recording of Audio and Video Data 160
Ben Rutter and Stuart Cunningham

11 Data Processing: Transcriptional and Impressionistic Methods 177
Martin J. Ball, Sara Howard, Nicole Müller, and Angela Granese

12 Data Processing: Digital Analysis of Speech Audio Signals 195
Mark Huckvale

13 Data Processing: Imaging of Speech Data 219
Joan Rahilly

14 Data Analysis and Interpretation: Statistical Methods 253
Eleonora Rossi

15 AphasiaBank: Data and Methods 268
Brian MacWhinney, Davida Fromm, Audrey Holland, and Margaret Forbes

16 Disseminating Research: Reading, Writing, and Publishing 288
Sharynne McLeod

Index 311