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David Hennessy, Clinical Psychologist, reflecting calmly by the ocean, symbolising gentle and hopeful progress in overcoming selective mutism.
Diagnoses/Conditions

What Is Selective Mutism And How Can Psychology Help?

Selective mutism is an anxiety based condition where a person cannot speak in certain situations despite speaking freely in safe environments. Psychology offers gentle, evidence based approaches that support confidence, communication, and meaningful participation in life.

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Diagnoses/Conditions

Therapy for Anxiety in Varsity Lakes

Evidence based therapy can reduce the intensity of anxiety, support a calmer nervous system, and help you engage more fully in your life. Approaches include CBT, ACT, CFT, mindfulness, and trauma informed care.

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Storm clouds over the ocean, symbolising the heaviness and intensity often felt during depression, with a glimpse of light on the horizon suggesting hope and change.
Diagnoses/Conditions

Therapy for Depression in Varsity Lakes

Depression can affect how we feel, think, and live. At Hennessy Clinical Psychology in Varsity Lakes, evidence-based therapies including CBT, ACT, and mindfulness offer support for moving toward a more workable and meaningful life.

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Psychology and chronic pain | Cartoon image of David the Psychologist in a paisley shirt, sitting with a client and taking notes in session about chronic pain.
Diagnoses/Conditions

Psychology and Chronic Pain

Chronic pain affects far more than the body. Modern pain science shows that emotions, nervous system regulation, behaviour, and social context all influence how pain is experienced. This article explains how evidence-based psychological therapy can help people manage persistent pain, improve functioning, and reconnect with meaningful parts of life.

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Adult ADHD | Cartoon image of a worried woman overwhelmed by tasks and distractions, speaking to David the Psychologist in a therapy setting at Hennessy Clinical Psychology, Varsity Lakes.
Diagnoses/Conditions

Adult ADHD & Psychology

Adult ADHD is more than just forgetfulness or distraction. Learn how it presents in adults, what supports are available, and how to move toward understanding and change.

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Cartoon image of David the Psychologist, who is bald and wearing a colourful paisley shirt, sitting in a therapy chair with an open book. A sign beside him lists adult ADHD insights including undiagnosed or subthreshold childhood symptoms, burnout, high allostatic load, long term stress, and nervous system overwhelm. The image includes subtle text reading David the Psychologist @hennessyclinical_psychology.
Diagnoses/Conditions

Adult ADHD | What is Adult ADHD?

Adult ADHD often goes unnoticed in childhood and can feel similar to trauma, burnout, or chronic overwhelm. This post explores what adult ADHD is, why it is often missed, and how evidence based treatment can genuinely help.

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