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Professor Kirrie Ballard

BSpThy UQ, MA NWU, PhD NWU.

Associate Investigator

Contact Details

Phone : +61 2 9351 9879
email : kirrie.ballard@sydney.edu.au
ORCID : http://orcid.org/0000-0002-9917-5390

External Address

Discipline of Speech Pathology
The University of Sydney

Recent External Appointments

  • Editor, International Journal of Speech Language Pathology. (2013 - 2016)

Recent Grants Awarded

  • ARC CCD Cross Program Support Scheme (2018) "Executive control and error monitoring of pronunciation during reading aloud in stuttering." Yuen, I., Badcock, N., Sowman, P., Ballard, K., & Izmaylova, T. ($13,555)
  • Qatar National Research Fund NPRP [#8-293-2-124] (2016 - 2019) "Apraxia World: An interactive, technology-based comprehensive tool for remote speech therapy of CAS." (US$900,000) Ahmed, B., Gutierrez-Osuna, R., & Ballard, K.J. ($1,230,000)
  • Australian Acoustical Society Education Grant (2015 - 2016) "Towards development of a freely available and accurate analysis of vocal attack time on vowel onsets: Comparison of 3 measures of voice onset with glottal pulse identification in PRAAT." Madill, C., McCabe, P., Ballard, K., & Gregory, C. ($10,000)
  • The University of Sydney Postdoctoral Research Fellowship - Faculty of Health Sciences (2014 - 2016) "Differentiation and treatment for nonfluent variants of Primary Progressive Aphasia." Leyton, C., & Ballard, K. ($361,000)
  • ARC Discovery Project [DP130101900] (2013 - 2015) "Discovering the developmental trajectory of lexical stress production." Arciuli, J., Ballard, K.J., & Vogel, A.P. ($185,000)
  • Motor Neurone Disease Research Institute of Australia (MNDRIA) (2013 - 2014) "The impact of language dysfunction on patient quality of life and carer burden in motor neuron disease." Burrell, J., Mioshi, E., Hornberger, M., & Ballard, K.J. ($97,009)
  • Motor Neurone Disease Research Institute of Australia (2013) "Impact of language dysfunction on patient quality of life and carer burden in Motor Neurone Disease: Implications for future therapies." Burrell, J.R., Mioshi, E., Hornberger, M., & Ballard, K. ($97,000)
  • Qatar National Research Fund NPRP [#4-638-2-236] (2012 - 2014) "Mobile infrastructure and automated tools for the monitoring and treatment of childhood apraxia of speech." (US$1,043,494) Ahmed, B., Gutierrez-Osuna, R., & Ballard, K.J. ($1,020,000)
  • ARC Future Fellowship [FT120100355] (2012 - 2016) "A new model of human speech production through computational modeling and human functional brain imaging." Ballard, K.J. ($758,026)
  • NHMRC Project Grant [632763] (2010 - 2014) "Accurate differentiation of acquired speech and language disorders for positive rehabilitation outcomes." Ballard, K.J., Robin, D.A., O'Dwyer, N., & McNeil, M.R. ($385,700)
  • NHMRC Project Grant [630489] (2010 - 2012) "Progressive aphasia and amyloid deposition: A multidisciplinary approach to improving dementia diagnosis." Hodges, J., Rowe, C., Piguet, O., Pike, K., Ballard, K., & Villemagne, V. ($510,700)

Selected Publications

Book Chapters

  • McNeil, M.R., Ballard, K.J., Duffy, J.R., & Wambaugh, J. (2016). Apraxia of speech theory, assessment, differential diagnosis, and treatment: Past, present, and future. In P. van Lieshout, B. Maassen, & H. Terband. (Eds.), Speech Motor Control in Normal and Disordered Speech: Future Developments in Theory and Methodology (pp. 195-222). Rockville, USA: American Speech-Language-Hearing Association.
  • McCabe, P., & Ballard, K.J. (2014). The ReST program. In C. Bowen (Ed.), Children's Speech Sound Disorders (2nd ed.). Cambridge, UK: Cambridge University Press.
  • Ballard, K.J., & McCabe, P. (2013). Developmental motor speech disorders. In L. Cummings (Ed.), The Cambridge Handbook of Communication Disorders (pp. 383-399). Cambridge, UK: Cambridge University Press.

Periodicals

  • Arciuli, J., & Ballard, K.J. (2017). Still not adult-like: Lexical stress contrastivity in word productions of eight- to eleven-year-olds. Journal of Child Language, 44(5), 1274-1288. doi:10.1017/S0305000916000489
  • Leyton, C.E., Hodges, J.R., Piguet, O., & Ballard, K.J. (2017). Common and divergent neural correlates of anomia in amnestic and logopenic presentations of Alzheimer's disease. Cortex, 86, 45-54.
  • Alali, D., Ballard, K., & Bogaardt, H. (2016). Treatment effects for dysphagia in adults with multiple sclerosis: A systematic review. Dysphagia, 31(5), 610-618. doi:10.1007/s00455-016-9738-2
  • Ballard, K.J., Azizi, L., Duffy, J.R., McNeil, M.R., Halaki, M., O'Dwyer, N., Layfield, C., Scholl, D.I., Vogel, A.P., & Robin, D.A. (2016). A predictive model for diagnosing stroke-related apraxia of speech. Neuropsychologia, 81, 129-139. doi:10.1016/j.neuropsychologia.2015.12.010
  • Blyth, K.M., McCabe, P., Madill, C., & Ballard, K.J. (2016). Ultrasound visual feedback in articulation therapy following partial glossectomy. Journal of Communication Disorders, 61, 1-15. doi:10.1016/j.jcomdis.2016.02.004
  • Kamminga, J., Leslie, F.V.C., Hsieh, S., Caga, J., Mioshi, E., Hornberger, M., Ballard, K.J., Kiernan, M.C., Hodges, J.R., & Burrell, J.R. (2016). Syntactic comprehension deficits across the FTD-ALS continuum. Neurobiology of Aging, 41, 11-18. doi:10.1016/j.neurobiolaging.2016.02.002
  • Leyton, C.E., & Ballard, K.J. (2016). Primary progressive aphasia: Conceptual evolution and challenges. Neuroscience and Neuroeconomics, 5, 9-18. doi:10.2147/NAN.S102848
  • Leyton, C.E., Cassidy, B., Villemagne, V.L., Jones, G., Kwok, J.B., Rowe, C.C., Ballard, K.J., Piguet, O., & Hodges, J.R. (2016). Divergent network patterns of amyloid-ß deposition in logopenic and amnestic Alzheimer’s disease presentations. Biological Psychiatry: Cognitive Neuroscience and Neuroimaging, 1(1), 24-31. doi:10.1016/j.bpsc.2015.09.004
  • Thomas, D.C., McCabe, P., Ballard, K.J., & Lincoln, M. (2016). Telehealth delivery of Rapid Syllable Transitions (ReST) treatment for childhood apraxia of speech. International Journal of Language & Communication Disorders, 51(6), 654-671. doi:10.1111/1460-6984.12238
  • Ballard, K.J., Wambaugh, J.L., Duffy, J.R., Layfield, C., Maas, E., Mauszycki, S., & McNeil, M.R. (2015). Treatment for acquired apraxia of speech: A systematic review of intervention research between 2004 and 2012. American Journal of Speech-Language Pathology, 24, 316-337. doi:doi:10.1044/2015_AJSLP-14-0118
  • Blyth, K.M., McCabe, P., Madill, C., & Ballard, K.J. (2015). Speech and swallow rehabilitation following partial glossectomy: A systematic review. International Journal of Speech-Language Pathology, 17(4), 401-410. doi:10.3109/17549507.2014.979880
  • Carrigg, B., Baker, E., Parry, L., & Ballard, K.J. (2015). Persistent speech sound disorder in a 22-year-old male: Communication, educational, socio-emotional, and vocational outcomes. Perspectives on School-Based Issues, 16, 37-49. doi:10.1044/sbi16.2.37
  • Leyton, C.E., Hodges, J.R., McLean, C.A., Kril, J.J., Piguet, O., & Ballard, K. (2015). Is the logopenic-variant of primary progressive aphasia a unitary disorder? Cortex, 67, 122-133. doi:10.1016/j.cortex.2015.03.011
  • Murray, E., McCabe, P., & Ballard, K.J. (2015). A randomized controlled trial for children with childhood apraxia of speech comparing Rapid Syllable Transition treatment and the Nuffield Dyspraxia Programme–Third Edition. Journal of Speech, Language, and Hearing Research, 58, 669-686. doi:10.1044/2015_JSLHR-S-13-0179
  • Murray, E., McCabe, P., Heard, R., & Ballard, K.J. (2015). Differential diagnosis of children with suspected childhood apraxia of speech. Journal of Speech, Language, and Hearing Research, 58, 43-60. doi:10.1044/2014_JSLHR-S-12-0358
  • New, A.B., Robin, D.A., Parkinson, A.L., Duffy, J.R., McNeil, M.R., Piguet, O., Hornberger, M., Price, C.J., Eickhoff, S.B., & Ballard, K.J. (2015). Altered resting-state network connectivity in stroke patients with and without apraxia of speech. NeuroImage: Clinical, 8, 429-439. doi:10.1016/j.nicl.2015.03.013
  • Shahin, M., Ahmed, B., Parnandi, A., Karappa, V., McKechnie, J., Ballard, K.J., & Gutierrez-Osuna, R. (2015). Tabby Talks: An automated tool for the assessment of childhood apraxia of speech. Speech Communication, 70, 49-64. doi:10.1016/j.specom.2015.04.002
  • Taswell, C., Villemagne, V.L., Yates, P., Shimada, H., Leyton, C.E., Ballard, K.J., Piguet, O., Burrell, J.R., Hodges, J.R., & Rowe, C.C. (2015). FDG-PET improves diagnosis in patients presenting with focal onset dementias. The Journal of Nuclear Medicine, 56, 1547-1553. doi:10.2967/jnumed.115.161067
  • Arciuli, J., Simpson, B.S., Vogel, A.P., & Ballard, K.J. (2014). Acoustic changes in the production of lexical stress during Lombard speech. Language and Speech, 57(2), 149-162. doi:10.1177/0023830913495652
  • Ballard, K.J., Savage, S., Leyton, C.E., Vogel, A.P., Hornberger, M., & Hodges, J.R. (2014). Logopenic and nonfluent variants of primary progressive aphasia are differentiated by acoustic measures of speech production. PLoS ONE, 9(2), e89864. doi:10.1371/journal.pone.0089864
  • Ballard, K.J., Tourville, J.A., & Robin, D.A. (2014). Behavioral, computational, and neuroimaging studies of acquired apraxia of speech. Frontiers in Human Neuroscience, 8, 892. doi:10.3389/fnhum.2014.00892
  • Blyth, K.M., McCabe, P., Heard, R., Clark, J., Madill, C., & Ballard, K.J. (2014). Cancers of the tongue and floor of mouth: Five-year file audit within the acute phase. American Journal of Speech-Language Pathology, 23, 668-378. doi:10.1044/2014_AJSLP-14-0003
  • Leyton, C.E., Ballard, K.J., Piguet, O., & Hodges, J.R. (2014). Phonologic errors as a clinical marker of the logopenic variant of PPA. Neurology, 82, 1620-1627.
  • Leyton, C.E., Savage, S., Irish, M., Schubert, S., Piguet, O., Ballard, K.J., & Hodges, J.R. (2014). Verbal repetition in primary progressive aphasia and Alzheimer’s disease. Journal of Alzheimer's Disease, 41(2), 575-585. doi: 10.3233/JAD-132468
  • Maas, E., Gutierrez, K., & Ballard, K.J. (2014). Phonological encoding in apraxia of speech and aphasia. Aphasiology, 28(1), 25-48. doi:10.1080/02687038.2013.850651
  • McCabe, P., Macdonald-D'Silva, A.G., van Rees, L.J., Ballard, K.J., & Arciuli, J. (2014). Orthographically sensitive treatment for dysprosody in children with childhood apraxia of speech using ReST intervention. Developmental Neurorehabilitation, 17(2), 137-145. doi:10.3109/17518423.2014.906002
  • Murray, E., McCabe, P., & Ballard, K.J. (2014). A systematic review of treatment outcomes for children with childhood apraxia of speech. American Journal of Speech-Language Pathology, 23, 486-504. doi:10.1044/2014_AJSLP-13-0035
  • Thomas, D.C., McCabe, P., & Ballard, K.J. (2014). Rapid Syllable Transitions (ReST) treatment for childhood apraxia of speech: The effect of lower dose-frequency. Journal of Communication Disorders, 51, 29-42. doi:10.1016/j.jcomdis.2014.06.004
  • Vergis, M.V., Ballard, K.J., Duffy, J.R., McNeil, M.R., Scholl, D., & Layfield, C. (2014). An acoustic measure of lexical stress differentiates aphasia and aphasia plus apraxia of speech after stroke. Aphasiology, 28(5), 554-575. doi:10.1080/02687038.2014.889275
  • Ballard, K.J. (2013). Shaping questions for the next decade: Listening to clients, parents, and clinicians. International Journal of Speech-Language Pathology, 15(3), 221-222. doi:10.3109/17549507.2013.784807
  • Layfield, C.A., & Ballard, K.J. (2013). Evidence-based intervention options for chronic dysphagia following lateral medullary stroke. Evidence-Based Practice (EBP) Briefs, 8(2), 1-13.
  • Layfield, C.A., Ballard, K.J., & Robin, D.A. (2013). Evaluating group therapy for aphasia: What is the evidence? Evidence-Based Practice (EBP) Briefs, 7(5), 1-17.
  • Savage, S., Ballard, K.J., Piguet, O., & Hodges, J.R. (2013). Bringing words back to mind: Improving word production in semantic dementia. Cortex, 49(7), 1823-1832.
  • Wambaugh, J., Mauszycki, S., & Ballard, K. (2013). Advances in the treatment for acquired apraxia of speech. Perspectives on Neurophysiology and Neurogenic Speech and Language Disorders, 23, 95-119. doi:10.1044/nnsld23.3.112
  • Ballard, K.J., Djaja, D., Arciuli, J., James, D., & van Doorn, J. (2012). Developmental trajectory for production of prosody: Lexical stress contrastivity in children ages 3 to 7 years and in adults. Journal of Speech, Language, and Hearing Research, 55, 1822-1835. doi:doi:10.1044/1092-4388(2012/11-0257)
  • Courson, M.A., Ballard, K.J., Canault, M., Layfield, C.A., Scholl, D.I., & Gentil, C. (2012). Lexical stress production in healthy and apraxic speakers of Australian English or French. Journal of Medical Speech-Language Pathology, 20(4), 47-52.
  • Croot, K., Ballard, K., Leyton, C., & Hodges, J.R. (2012). Apraxia of speech and phonological errors in the diagnosis of nonfluent/agrammatic and logopenic variants of primary progressive aphasia. Journal of Speech, Language, and Hearing Research, 55(5), S1563-S1572. doi:10.1044/1092-4388(2012/11-0323)
  • Murray, E., McCabe, P., & Ballard, K.J. (2012). A comparison of two treatments for childhood apraxia of speech: Methods and treatment protocol for a parallel group randomised control trial. BMC Pediatrics, 12, 112. doi:10.1186/1471-2431-12-112
  • Ruggero, L., McCabe, P., Ballard, K.J., & Munro, N. (2012). Paediatric speech-language pathology service delivery: An exploratory survey of Australian parents. International Journal of Speech-Language Pathology, 14(4), 338-350. doi:10.3109/17549507.2011.650213
  • Taylor , C., Aird, V., Power, E., Davies, E., Madelaine, C., McCarry, A., & Ballard, K.J. (2012). Objective measurement of dysarthric speech following traumatic brain injury: Clinical application of acoustic analysis. Journal of Clinical Practice in Speech-Language Pathology, 14(3), 129-135.
  • van Rees, L., Ballard, K.J., McCabe, P., McDonald-daSilva, A., & Arciuli, J. (2012). Training production of lexical stress in typically developing children with orthographically biased stimuli and principles of motor learning. American Journal of Speech-Language Pathology, 21(3), 197-206.
  • Young, S.E., Purcell, A.A., Ballard, K.J., Rickard Liow, S.J., da Silva Ramos, S., & Heard, R. (2012). Bilingual children with nonsyndromic cleft lip and/or palate: Language and memory skills. Journal of Speech, Language, and Hearing Research, 55(5), 1314-1328.
  • Leyton, C.E., Villemagne, V.L., Savage, S., Pike, K.E., Ballard, K.J., Piguet, O., Burrell, J.R., Rowe, C.C., & Hodges, J.R. (2011). Subtypes of progressive aphasia: Application of the international consensus criteria and validation using B-amyloid imaging. Brain, 134(10), 3030-3043.
  • Young, S.E., Ballard, K.J., Heard, R., & Purcell, A.A. (2011). Communication and cognition profiles in parents of children with nonsyndromic cleft lip and/or palate. Journal of Clinical and Experimental Neuropsychology, 33(6), 658-671.

Published Abstracts

  • Leyton, C., Hodges, J., Piguet, O., & Ballard, K. (2016). Common and divergent neural correlates of anomia in amnestic and logopenic presentations of Alzheimer's disease [Abstract]. Journal of Neurochemistry, 138(Suppl. 1), 352. doi:10.1111/jnc.13692
  • Leyton, C., Hodges, J., Piguet, O., & Ballard, K. (2016). Dissecting neurocognitive mechanisms underpinning sentence-processing deficits in PPA [Abstract]. Journal of Neurochemistry, 138(Suppl. 1), 352.
  • Taswell, C., Villemagne, V., Yates, P., Shimada, H., Leyton, C., Ballard, K., Piguet, O., Burrell, J., Hodges, J., & Rowe, C. (2014). FDG-PET improves diagnosis in patients presenting with focal onset variants of Alzheimer’s disease [Abstract]. The Journal of Nuclear Medicine, 55(Suppl. 1), 194.
  • Savage, S., Ballard, K., Piguet, O., & Hodges, J.R. (2012). Bringing words back to mind: Word retraining in semantic dementia [Abstract]. Dementia and Geriatric Cognitive Disorders, The 8th International Conference on Frontotemporal Dementias, 34(Suppl. 1), 186.

Published Conference Proceedings

  • Shahin, M., Ahmed, B., & Ballard, K.J. (2014). Classification of lexical stress patterns using deep neural network architecture. In IEEE Signal Processing Society (Ed.), Proceedings of the IEEE Workshop on Spoken Language Technology (pp. 478-482). New York, USA: IEEE.
  • Shahin, M., Ahmed, B., McKechnie, J., Ballard, K.J., & Gutierrez-Osuna, R. (2014). A comparison of GMM-HMM and DNN-HMM based pronunciation verification techniques for use in the assessment of childhood apraxia of speech. In L. Haizhou, H. Meng, B. Ma, E.S. Chng, & L. Xie (Eds.), Proceedings of the 15th Annual Conference of the International Speech Communication Association (Interspeech 2013) (pp. 1583-1587). Adelaide: Causal Productions Pty Ltd.
  • Tian, L., Aryal, S., Ahmed, B., Ballard, K., Gutierrez-Osuna, R. (2014). Flappy voice: An interactive game for childhood apraxia of speech therapy. In L.E. Nacke, & T.C. Nicholas Graham (Eds.), Proceedings of the 2014 Annual Symposium on Computer-Human Interaction in Play (CHI PLAY 2014) (pp. 429-430). New York, USA: Association for Computing Machinery.
  • Parnandi, A., Karappa, V., Son, Y., Shahin, M., McKechnie, J., Ballard, K., Ahmed, B., & Gutierrez-Osuna, R. (2013). Architecture of an automated therapy tool for childhood apraxia of speech. In R.E. Ladner (Ed.), Proceedings of the 15th ACM SIGACCESS International Conference on Computers and Accessibility. New York, USA: Association for Computing Machinery.
  • Ferguson, S., Johnston, A., Ballard, K.J., Tan, C.T, & Perera-Schulz, D. (2012). Visual feedback of acoustic data for speech therapy: Model and design parameters. In A. Floros, & I. Zannos (Ed.), Proceedings of the 7th Audio Mostly Conference on Interaction with Sound (pp. 135-140). New York, USA: Association for Computing Machinery.
  • Shahin, M., Ahmed, B., & Ballard, K.J. (2012). Automatic classification of unequal lexical stress patterns using machine learning algorithms. In R. Sarikaya, & Y. Liu (Eds.), Proceedings of the 2012 IEEE Workshop on Spoken Language Technology (SLT 2012) (pp. 388-391). New York, USA: IEEE.

Conference Presentations, Colloquia, and other presentations

  • Etter, N., & Ballard, K.J. (2015, November). Reliability in clinically-available assessment measures for lingual and labial somatosensation. Paper presented at the American Speech-Language-Hearing Association Convention (ASHA), Denver, USA.
  • Etter, N., Charters, E., Leyton, C., & Ballard, K.J. (2015, November). A case study using perispinal injections of etanercept to treat chronic brain injury Poster session presented at the American Speech-Language-Hearing Association Convention (ASHA), Denver, USA.
  • Leyton, C., & Ballard, K.J. (2015, November). Dissection neurocognitive mechanisms underpinning grammatical deficits in Primary Progressive Aphasias. Paper presented at the American Speech-Language-Hearing Association Convention (ASHA), Denver, USA.
  • Yeatts, M., Price, I., Ballard, K.J., & Robin, D. (2015, October). Resting state fMRI data and Bayesian network diagnostic capability. Poster session presented at the Biomedical Engineering Society Annual Meeting (BMES), Tampa, USA.
  • New, A., Ballard, K.J., Parkinson, A., Duffy, J., McNeil, M., Piguet, O., Hornberger, M., Price, C., Eickhoff, S., & Robin, D. (2015, April). Altered resting-state network connectivity in stroke patients with and without apraxia of speech. Paper presented at the 67th American Academy of Neurology Annual Meeting (AAN), Washington, DC, USA.
  • Scholl, D.I., Ballard, K.J., McCabe, P., & Nickels, L. (2014, November). Outcomes of intensive language treatment on naming ability in aphasia with and without apraxia of speech post-stroke. Poster session presented at the HDR Conference, Imag!ne.U - Creating the Future, The University of Sydney, Sydney.
  • Leyton, C.E., Piguet, O., Lam, B., Hodges, J., & Ballard, K. (2014, October). Dissecting naming impairments in the logopenic variant of primary progressive aphasia. Poster session presented at the 9th International Conference on Frontotemporal Dementias, Vancouver, Canada.
  • Ballard, K.J., Layfield, C., Scholl, D.I., Duffy, J.R., McNeil, M.R., & Robin, D.A. (2014, August). Differential diagnosis of acquired communication disorders. Paper presented at the Smart Strokes Conference, Sydney.
  • Scholl, D.I., Ballard, K.J., McCabe, P., & Nickels, L. (2014, August). The outcome of semantic feature analysis treatment in aphasia with and without apraxia of speech. Paper presented at the Smart Strokes Conference, Sydney.
  • McKechnie, J., Ballard, K.J., McCabe, P., Gutierrez-Osuna, R., & Ahmed, B. (2014, May). Tablet-based delivery of intensive speech therapy in children with childhood apraxia of speech: A pilot phase. Paper presented at the Speech Pathology Australia National Conference, Melbourne.
  • Thomas, D.C., McCabe, P., & Ballard, K.J. (2014, May). Rapid Syllable Transitions (ReST) treatment for childhood apraxia of speech: Does it work when a trained parent delivers half of the sessions? Paper presented at the Speech Pathology Australia National Conference, Melbourne.
  • Thomas, D.C., McCabe, P., & Ballard, K.J. (2014, February). Rapid Syllable Transitions (ReST) treatment for childhood apraxia of speech: The effect of lower dose-frequency. Paper presented at the Motor Speech Conference, Sarasota, USA.
  • Thomas, D.C., McCabe, P., & Ballard, K.J. (2014, February). Parent training for Rapid Syllable Transitions treatment for childhood apraxia of speech: Fidelity of parent conducted treatment. Paper presented at the Motor Speech Conference, Sarasota, USA.
  • Ballard, K., Leyton, C.E., Vogel, A., Savage, S., & Hodges, J. (2013, November). Logopenic and nonfluent primary progressive aphasia are reliably differentiated by acoustic measures of speech production. Poster session presented at the American Speech-Language-Hearing Association (ASHA) Convention, Chicago, USA.
  • Ballard, K.J., Vergis, M., Duffy, J.R., & McNeil, M.R. (2013, November). Does an objective measure of lexical stress differentiate apraxia of speech and aphasia? Paper presented at the American Speech-Language-Hearing Association (ASHA) Convention, Chicago, USA.
  • Ballard, K.J., Wambaugh, J.L., Duffy, J.R., Layfield, C., Maas, E., Mauszycki, S., & McNeil, M.R. (2013, November). Updated treatment guidelines for acquired apraxia of speech: Systematic review of studies 2004 to 2012. Paper presented at the American Speech-Language-Hearing Association (ASHA) Convention, Chicago, USA.
  • Blyth, K.M., McCabe, P., & Ballard, K.J. (2013, November). Show me the outcomes: A pilot study of ultrasound feedback in therapy after partial glossectomy. Paper presented at the American Speech-Language-Hearing Association (ASHA) Convention, Chicago, USA.
  • Layfield, C., Ballard, K.J., Clark, H., & O'Dwyer, N. (2013, November). The clinical application of motor learning principles to dysphagia rehabilitation. Paper presented at the American Speech-Language-Hearing Association (ASHA) Convention, Chicago, USA.
  • Leyton, C.E., Ballard, K., Piguet, O., & Hodges J. (2013, November). Phonological errors as a specific clinical marker of logopenic aphasia. Poster session presented at the ARC Centre of Excellence in Cognition and its Disorders (CCD) Annual Workshop, Macquarie University, Sydney.
  • McCabe, P., Murray, E., Thomas, D., Bejjani, L., & Ballard, K. (2013, November). A new evidence-cased treatment for childhood apraxia of speech: ReST. Paper presented at the American Speech-Language-Hearing Association (ASHA) Convention, Chicago, USA.
  • McKechnie, J., Ballard, K.J., Shahin, M., & Ahmed, B. (2013, November). Automated lexical stress classification tool for assessing and treating dysprosody in childhood apraxia of speech. Paper presented at the American Speech-Language-Hearing Association (ASHA) Convention, Chicago, USA.
  • Murray, E., McCabe, P., & Ballard, K.J. (2013, November). Exploring factors for treatment success in childhood apraxia of speech: Data from an RCT. Paper presented at the American Speech-Language-Hearing Association (ASHA) Convention, Chicago, USA.
  • Scholl, D.I., Ballard, K.J., McCabe, P. & Nickels, L. (2013, November). The outcome of Semantic Feature Analysis treatment in aphasia with and without apraxia of speech. Paper presented at the American Speech-Language-Hearing Association (ASHA) Convention, Chicago, USA.
  • Tan, C.T., Johnston, A., Ballard, K., Ferguson, A., & Perera-Schulz, D. (2013, September). sPeAK-MAN: Towards popular gameplay for speech therapy. Paper presented at the Interactive Entertainment (IE) 2013, RMIT University, Melbourne.
  • Layfield, C., Ballard, K.J., Clark, H., & O'Dwyer, N. (2013, August). Apraxia of swallow: A case study of intervention and outcomes. Poster session presented at the Smart Strokes Conference, Gold Coast.
  • Ferguson, S., Johnston, A., Ballard, K.J., Tan, C.T, & Perera-Schulz, D. (2012, September). Visual feedback of acoustic data for speech therapy: Model and design parameters. Paper presented at the 7th Audio Mostly Conference on Interaction with Sound, Corfu, Greece.
  • Savage, S., Ballard, K., Piguet, O., & Hodges, J.R. (2012, September). Bringing words back to mind: Word retraining in semantic dementia. Paper presented at the 8th International Conference on Frontotemporal Dementias, Manchester, UK.
  • Savage, S., Ballard, K., Piguet, O., & Hodges, J.R. (2012, September). Bringing words back to mind: Word retraining in semantic dementia. Poster session presented at the 8th International Conference on Frontotemporal Dementias, Manchester, UK.
  • Layfield, C., & Ballard, K.J. (2012, August). Trialing neuro-muscular electrical stimulation (NMES) for chronic post stroke dysphagia rehabilitation. Poster session presented at the Smart Strokes Conference, Sydney.
  • Layfield, C.A., & Ballard, K.J. (2012, August). Prevalence of non-verbal oral apraxia in aphasia, dysarthria and apraxia of speech. Poster session presented at the Smart Strokes Conference, Sydney.
  • Savage, S., Ballard, K., Piguet, O., & Hodges, J.R. (2012, August). Bringing words back to mind: Word retraining in semantic dementia. Poster session presented at the ARC Centre of Excellence in Cognition and its Disorders (CCD) Annual Workshop, Macquarie University, Macquarie University, Sydney.
  • Layfield, C., Ballard, K.J., O'Dwyer, N., & Clark, H. (2012, June). Intervention outcomes for chronic dysphagia following brainstem stroke. Poster session presented at the Speech Pathology Australia National Conference, Hobart.
  • Layfield, C., Ballard, K.J., O'Dwyer, N., & Clark, H. (2012, June). Applying principles of motor learning to dysphagia rehabilitation. Paper presented at the Speech Pathology Australia National Conference, Hobart.
  • Murray, E., McCabe, P., & Ballard, K.J. (2012, June). The first randomised control trial for childhood apraxia of speech (ReST vs Nuffield Dyspraxia Program-3). Paper presented at the Speech Pathology Australia National Conference, Hobart.
  • Murray, E., McCabe, P., & Ballard, K.J. (2012, June). Diagnosing childhood apraxia of speech (CAS): What do kids with and without CAS look like? Paper presented at the Speech Pathology Australia National Conference, Hobart.
  • Scholl, D.I., & Ballard, K.J. (2012, June). Consistency of error productions in multisyllabic words over repeated trials in speakers with apraxia of speech or aphasia. Paper presented at the Speech Pathology Australia National Conference, Hobart.
  • Worrall, L., Togher, L., Ferguson, A., Rose, M., Power, E., Copland, D., Nickels, L., Douglas, J., Armstrong, B., Davidson, B., Ballard, K.J., Simmons-Mackie, N., & Gonzalez-Rothi, L. (2012, June). Bringing it all together to change practice in aphasia rehabilitation across Australia. Paper presented at the Speech Pathology Australia National Conference, Hobart.
  • Ballard, K.J., Djaja, D., Arciuli, J., James, D., & van Doorn, J. (2012, March). Developmental trajectory for production of prosody: Lexical stress contrastivity in children 3 to 7 years and adults. Paper presented at the International Motor Speech Conference, Santa Rosa, USA.
  • Carrigg, B., Baker, E., & Ballard, K.J. (2012, March). Phenotypic profiles in a family of 11 with a speechs-sound disorder of suspected genetic origin. Paper presented at the International Motor Speech Conference, Santa Rosa, USA.
  • Courson, M.A., Ballard, K.J., Canault, M., & Gentil, C. (2012, March). Lexical stress production in French and Australian English speakers: A comparison of healthy adults and adults with acquired apraxia of speech. Poster session presented at the International Motor Speech Conference, Santa Rosa, USA.
  • Murray, E., McCabe, P., & Ballard, K.J. (2012, March). Differential diagnosis of 56 children with suspected childhood apraxia of speech. Paper presented at the International Motor Speech Conference, Santa Rosa, USA.
  • Croot, K., Ballard, K., & Hodges, J.R. (2011, June). Apraxic versus phonological errors in primary progressive aphasia. Apraxia of speech: Mechanisms and symptoms. Symposium conducted at the Satellite meeting to the 6th International Conference on Speech Motor Control., Groningen.
  • Ruggero, L., McCabe, P., Munro, N., & Ballard, K.J. (2011, June). Paediatric service delivery in Australia: Parental experiences and perspectives. Paper presented at the Speech Pathology Australia National Conference, Darwin.
  • Savage, S., Mioshi, E., Ballard, K., Hodges, J.R., & Piguet O. (2010, September). Word retraining in semantic dementia: Does it work, is it worth it? Presentation given at the 16th Annual Conference of the APS College of Clinical Neuropsychologists, Freemantle, Western Australia..
  • Savage, S., Mioshi, E., Ballard, K., Hodges, J.R., & Piguet O. (2010, May). Word training in early semantic dementia. Presentation given at the 33rd Brain Impairment Conference ASSBI, Queensland, Australia.

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Telephone: +61 2 9850 4127
Email : ccd@mq.edu.au
Web : www.ccd.edu.au

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