Stroke/aphasia (cerebro-vascular accident) Early intervention in communication pathology, with specific reference to high risk babies and the child in pre-primary programmes Craniofacial disorders Childhood speech and language disorders Neuromotor speech disorders Voice disorders Cochlear implants The articulatory and acoustic nature of speech sound changes in Afrikaans Laboratory for Instrumentational Communication Research Computer aided performance voice training Speech Discrimination Testing in the RSA - Phonetically and Culturally Valid Material Alzheimer's Disease (Dementia of the Alzheimer'sType) Huntington's Disease (Dementia) Children with severe to profound disabilities Audiology in the Classroom Rehabilitation Procedures in Audiology Central Auditory Processing Disorders Early literacy and phonological awareness Differential Diagnosis of Children with CAPD and ADHD Traumatic Brain Injury (Closed Head Injury and Open Head Injury) HIV/AIDS dementia / AIDS Dementia Complex Multiple Infarct Dementia Curriculum development for hearing aid acousticians Diagnostic Audiometry Auditory Evoked Potentials