Our Staff

Dr John Swieca has been the medical director of the Melbourne Sleep Disorders Centre since returning from a Sleep Disorders Fellowship at the Cedars-Sinai Medical Centre in Los Angeles in 1994. In his clinical practice, he cares for patients with a range of sleep disorders. Dr Swieca’s clinical interests are broad, although he specialises in the management of complex multi-factorial sleep disorders. He is a principal investigator in a range of clinical research trials. Dr Swieca is open to a range of treatment strategies for sleep apnoea, insomnia, restless legs syndrome, parasomnias and narcolepsy. His team at the Melbourne Sleep Disorders Centre have been assembled, to give patients every opportunity to achieve healthy sleep.

Dr David Cunnington joined the Melbourne Sleep Disorders Centre as a consultant in 2002, and became a director in 2007.  He has a busy clinical practice in sleep medicine, encompassing all aspects of sleep including snoring and sleep apnea, insomnia, restless legs and complex interactions between sleep and physical and mental health.  Dr Cunnington trained in sleep medicine both in Australia and at Harvard Medical School in the United States.  He has international qualifications in sleep medicine and the use of behavioural and psychological treatments in sleep.  These broad training experiences and qualifications allow Dr Cunnington to use a range of non-drug treatments in managing sleep problems, as well as use medications when needed.  Away from work, Dr Cunnington is a keen cyclist and enjoys spending time with his wife Kris, and twins Ella and Will.

Dr Moira Junge is a registered psychologist, having completed a Doctorate in Health Psychology.  She has twenty years experience in the healthcare sector and has worked in the sleep field since 1994. She is currently the Chairperson of the Australasian Sleep Association's Insomnia and Sleep Health Special Interest Group.  Moira uses cognitive behavioural therapy (CBT) techniques as well as drawing on hypnosis, mindfulness and acceptance and commitment therapy (ACT), imagery rehearsal therapy (IRT) and well-developed counselling skills. She is committed to providing the highest standard of psychological care and is passionate about, and actively involved in, educating other psychologists about treating sleep disorders.

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Allie Peters is a registered psychologist, currently working on her PhD, with a focus on Insomnia and mindfulness. Along with her qualifications in psychology, she has a background as a sleep scientist.  Allie possesses diverse skills in psychotherapy and has worked with a range of client groups such as children, couples, groups and older adults. She uses an integrated approach, drawing from a range of therapeutic techniques such as mindfulness, interpersonal psychotherapy, motivational interviewing, acceptance and commitment therapy, cognitive behavioural therapy and client centred therapy. She is interested in the improvement of treatment for sleep disorders, and the impact sleep disorders can have on mood and relationship satisfaction.

Dr Giselle Withers is a clinical psychologist with over 15 years experience in assisting people with a wide range of health issues including sleep disorders. Giselle takes a holistic approach to explore all factors that may cause sleep disturbance, and she tailors her intervention to suit each clients needs. Therapy approaches may include a combination of Cognitive Behavioural Therapy (CBT), Acceptance and Commitment Therapy (ACT), Mindfulness-based approaches, Narrative Therapy, and Clinical Hypnosis. She has a Doctor of Psychology from La Trobe University and is a member of the Clinical College of the Australian Psychological Society.

Dr Juan Mulder is a Consultant Respiratory and Sleep Medicine Physician. Juan undertook additional training in Intensive Care, to enable him to manage complex modes of invasive and non-invasive ventilation, as well as treating critically ill patients.

He has a particular interest in sleep disorders, especially complex disorders such as insomnia, parasomnia, narcolepsy, restless legs syndrome and sleep apnoea. He is also a firm believer in a multimodal approach to managing sleep disorders, given their frequently complex nature.