All psychologists at Macquarie Psychology are registered with AHPRA and Medicare Australia


Bruno Cayoun

​​Dr Bruno Cayoun is a registered clinical psychologist and has been in private practice since 2003. Bruno is a member of the Australian Clinical Psychology Association (ACPA). His treatment with clients is grounded, compassionate and effective. Bruno is passionate about his work and has a particular interest in mindfulness and wellbeing. He is experienced in working with a wide range of psychological and emotional issues such as depression, anxiety, stress, pain management, trauma and phobias.

Bruno works with adults and older teens (17 years +).

Sigrid Denehey

Not accepting online bookings. Please call.
Dr Sigrid Denehey is an experienced clinical neuropsychologist and clinical psychologist specialising in the assessment, diagnosis and treatment of neurological conditions (for more information on the field of neuropsychology please see our FAQ page). Dr Denehey is a Fellow of the College of Clinical Neuropsychologists, a Member of the International Neuropsychological Society and a Member of the Australasian Society for the Study of Brain Impairment. She is also a Consultant Neuropsychologist for the Red Health medicolegal assessment group.

Dr Denehey has worked in inpatient and outpatient rehabilitation services for a number of years (i.e. the treatment and rehabilitation of individuals who have suffered traumatic brain injury, stroke, encephalitis/meningitis, brain tumours etc), as well as aged care services and memory clinics (i.e. the diagnosis of dementia and other neurodegenerative conditions).

As both a clinical neuropsychologist and clinical psychologist, Dr Denehey is well-placed to determine whether or not perceived cognitive and/or behavioural decline is due to underlying neuropathology, mood or both. Dr Denehey is happy to provide medico-legal assessments and opinions where required.

Dr Denehey works with adults (16 years +) and is currently only accepting referrals for neuropsychological assessment due to her part-time status.

Michael Guy

Michael is a clinical and coaching psychologist with over 20 years of professional experience. His background includes training in psychology, psychotherapy, hypnotherapy, EMDR (Eye Movement Desensitisation and Reprocessing) and mindfulness. 

Michael has expertise in helping with issues associated with trauma, life adjustment problems, depressed mood, anxiety, personality issues, drug and alcohol abuse / dependency, and grief. He works by using the Schema Therapy model to take ideas from different psychotherapy schools such as Cognitive Behavior Therapy (CBT), Dialectical Behavior Therapy (DBT) and Gestalt to give you strategies to change the feelings, thoughts and behavior that you don’t like.

He is most interested in finding patterns in client’s lives, particularly sabotaging behaviours. He looks to confront these while being supportive and caring and working with the client to change destructive patterns so that potential can be realised and life improved. 

Michael works with teens and adults.

Dallas Hope

Dr Dallas Hope has been working as a psychologist in both the public and private sectors since 2009. Dallas has experience working with adults on a range of psychological conditions, such as anxiety, depression, stress, grief and adjustment. He also has a particular interest in working with adults who have experienced trauma and abuse. Dallas is trained in Cognitive Behaviour Therapy and skills training.

Dallas works with adults (18 years+).

Denise Kirby

Dr Denise Kirby is a registered clinical psychologist with a research background in Mindfulness. Denise brings a highly professional yet personal and empathic approach to meet her client’s therapy needs. Denise draws from both a scientific and a positive psychological background to help strengthen an individual’s personal wellbeing and resilience.

One of Denise’s specific areas of interest is the application and practice of personalised strengths-based interventions for treating a wide range of adult mental health conditions. Denise also has a particular interest in depression, anxiety and stress, as well as phobias and disorders such as OCD and personality disorders.

She employs Cognitive Behavior Therapy (CBT), Acceptance and Commitment Therapy (ACT), and Mindfulness-integrated Cognitive Behaviour Therapy (MiCBT) practices, to create unique and individualised therapy to meet her client’s treatment goals.

Denise works with adults (19 years+).

Jason Little

Dr Jason Little is a clinical psychologist working with people to help them develop skills and techniques for their emotional health, resilience and wellbeing. He has a special interest in mindfulness and practices with compassion and commitment to assist people increase their self-confidence and sense of self-worth. Jason’s therapy approach employs evidence-based treatments that are tailored to clients’ individual needs. He is committed to working collaboratively with his clients within a supportive environment that is genuine, compassionate and professional.Jason draws from evidence-based therapies of Cognitive Behaviour Therapy (CBT) and Mindfulness-integrated Cognitive Behaviour Therapy (MiCBT).

He has a special interest in building from the resources and strengths that his clients have to assist them in growing and leading more fulfilling lives. Jason works with clients across a wide range of psychological and emotional issues, such as depression, anxiety, stress, addictions and phobia.

Jason works with adults and teenagers (15 years+).

Jessica McCallum

Jess is a Clinical Psychologist and has worked in private practice since 2013. She has experience with a range of ages and presenting problems. Jess has a special interest in child and adolescent mental health, particularly in working with teens and kids who struggle with stress, anxiety, self harm, and social skills.

Jess believes strongly in helping people recognise their strengths, working collaboratively with the client to help them achieve their best outcome, using evidence-based practice. Her approach is relaxed and welcoming, offering a safe and fun space for young people to open up and learn new skills.

Jess works with children (10 years+), teens, and adults.

Renee Slym

Not accepting online bookings. Please call.
Renee is a clinical psychologist with interests in the areas of trauma and PTSD, acute stress, anxiety and depression, adolescent mental health, perinatal psychology, grief and loss, and substance use (including smoking cessation).

Prior to working in private practice, Renee worked in a variety of settings including academia (Institute of Psychiatry, London), Clinical (St Vincent’s Hospital, Sydney; Alcohol and Drug Services) and Educational (Guilford Young College Adolescent Psychologist, Hobart).

Renee practices a range of evidence based treatments including Cognitive Behavioural Therapy (CBT), Acceptance and Commitment Therapy (ACT), Eye Movement Desensitisation and Reprocessing (EMDR), and Motivational Interviewing (MI). She holds a strong interest in linking research with practice. She has published 3 peer reviewed papers in the area of adolescent mental health. Renee is registered with the Psychology Board of Australia and AHPRA, and holds memberships with the APS and APS Clinical College. She is a registered supervisor of early career psychologists.

Renee works with adults (18 years +).


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