Our Clinical Psychologists

    • Dr Simonne Cohen
      Clinical Psychologist

      Dr Simonne Cohen

      Clinical Psychologist

      Simonne is an endorsed Clinical Psychologist with both private and public sector experience in providing assessments and therapy for children, adolescents and their families. Simonne provides a fun and energetic approach to therapy, and is passionate about helping children reach their full potential improving the lives of children and adolescents. She enjoys working collaboratively with parents, teachers and other professionals to ensure the child’s wellbeing and needs are constantly met.

      She works as a general clinician but has a passion in the area of Autism Spectrum Disorders. Simonne completed her PhD through collaboration between Harvard University in the USA and Monash University in Australia, where she is investigated the relationship between sleep and behaviour in children and adolescents with autism.Whilst she has a specific interest and deep knowledge in treating sleep disorders in children with severe behavioural difficulties, Simonne is experienced at assessing, diagnosing and treating a wide range of childhood difficulties including developmental, learning, emotional, behavioural, and attention difficulties.

      In particular, Simonne is experienced in treating a range of childhood disorders such as anxiety, depression, obsessive compulsive disorder, oppositional behaviour, emotion regulation difficulties, sleep difficulties, trichotillomania, anger management and social skills difficulties. She is also experienced in conducting psychometric assessments to assess for learning difficulties and giftedness.Simonne is skilled in a range of therapeutic techniques and parenting programs. She has had experience providing individual, group and family-based interventions and has training in Cognitive Behavioural Therapy, Mindfulness, Acceptance and Commitment therapy, as well as other evidence based programs such as “Triple P Parenting” and the “Cool Kids” anxiety program.

      Personal Information:

      • Bachelor of Psychology (Honors class 1) (UNSW)
      • Masters of Clinical Psychology (Honors) (UNSW)
      • Doctor of Philosophy (Clinical Psychology) (Monash University/ Harvard Medical School)
      • Member of the Australian Psychological Society
    • Dr Hester MacMillan
      Clinical Psychologist

      Dr Hester MacMillan

      Clinical Psychologist

      Hester is an endorsed clinical psychologist who trained at the Institute of Psychiatry in London and has worked for nearly 18 years in Sydney. She is experienced in supporting families through difficult times, helping them to understand their child’s individual needs and behaviour, and empowering parents to meet the challenges of parenting. She believes that every child deserves to have a safe and happy life and is passionate about helping young people achieve their potential. As a mother of two teenage boys she understands the highs and lows of family life, and has great empathy with the job of parenting in an increasingly stressful and complex world!

      Hester has worked in the public and NGO sectors, and has a strong interest in the assessment of complex psychological and developmental problems (including comprehensive autism assessment). She is experienced in helping children with a range of issues including attention and learning problems, negative thinking, anxiety, sleep issues, fussy eating, bullying, social skills difficulties, and oppositional behaviour. She uses a number of evidence-based approaches including Cognitive Behaviour Therapy, Acceptance & Commitment Therapy, and Parent-Child Interaction Therapy, and has undertaken training in a number of intervention programs including Triple P, Tuning into Kids/Teens, Cool Kids, and Early Start Denver Model (for autism). She enjoys seeing children with autism and other developmental difficulties and providing behavior support options, working with families and teachers to facilitate positive outcomes.

      Hester also offers individual therapy to parents dealing with their own issues including stress, anxiety, depression, or grief/adjustment issues.

      Hester is available to see clients on Saturdays.

      Personal Information:

      • Fellow of the APS College of Clinical Psychologists
      • Member of the Australian Psychological Society
      • Doctorate of Clinical Psychology – Institute of Psychiatry, King’s College, London
      • BSc Hons Psychology – Open University, UK (1st class)
      • BA Hons Modern History – University of Oxford